Exhibit 4.1

CONFORMED AS EXECUTED

FIRST AMENDMENT TO CREDIT AGREEMENT

FIRST AMENDMENT TO CREDIT AGREEMENT (this “Amendment”), dated as of April 16, 2012 among AMERISTAR CASINOS, INC., a Nevada corporation (the “Borrower”), the various lenders party to the Credit Agreement referred to below (the “Lenders”) and DEUTSCHE BANK TRUST COMPANY AMERICAS, as Administrative Agent (all capitalized terms used herein and not otherwise defined herein shall have the respective meanings given to such terms in the Credit Agreement as defined below).

W I T N E S S E T H:

WHEREAS, the Borrower, the Lenders, the Administrative Agent and the other agents party thereto are party to a Credit Agreement, dated as of April 14, 2011 (as amended, modified or supplemented through the date hereof, the “Credit Agreement”);

WHEREAS, the Borrower has requested that the Lenders agree to certain amendments to the Credit Agreement; and

WHEREAS, the parties hereto wish to amend and/or modify the Credit Agreement as herein provided;

NOW, THEREFORE, it is agreed:

I.  Amendments to the Credit Agreement

1.       Section 10.09 of the Credit Agreement is hereby amended by deleting said Section in its entirety and inserting the following new Section 10.09 in lieu thereof:

10.09       Total Net Leverage Ratio.  The Borrower will not permit the Total Net Leverage Ratio as of the last day of any fiscal quarter set forth below to be greater than the ratio set forth opposite such period below:

Test Period	Ratio
Fiscal quarter ending June 30, 2011	7.00:1.00
Fiscal quarter ending September 30, 2011	7.00:1.00
Fiscal quarter ending December 31, 2011	7.00:1.00
Fiscal quarter ending March 31, 2012	6.50:1.00
Fiscal quarter ending June 30, 2012	6.50:1.00
Fiscal quarter ending September 30, 2012	6.50:1.00
Fiscal quarter ending December 31, 2012	6.50:1.00
Fiscal quarter ending March 31, 2013	6.00:1.00
Fiscal quarter ending June 30, 2013	6.00:1.00

Fiscal quarter ending September 30, 2013	6.00:1.00
Fiscal quarter ending December 31, 2013	6.00:1.00
Fiscal quarter ending March 31, 2014	5.75:1.00
Fiscal quarter ending June 30, 2014	5.75:1.00
Fiscal quarter ending September 30, 2014	5.75:1.00
Fiscal quarter ending December 31, 2014	5.75:1.00
Fiscal quarter ending March 31, 2015	5.50:1.00
Fiscal quarter ending June 30, 2015	5.50:1.00
Fiscal quarter ending September 30, 2015 and thereafter	5.25:1.00

II.  Miscellaneous Provisions

1.       The Borrower hereby represents and warrants that (i) no Default or Event of Default exists as of the First Amendment Effective Date (as defined below) both before and after giving effect to this Amendment and (ii) on the First Amendment Effective Date, both before and after giving effect to this Amendment, all representations and warranties (other than those representations made as of a specified date) contained in the Credit Agreement and in the other Credit Documents are true and correct in all material respects.

2.       The Borrower hereby represents and warrants that (i) each of the Credit Parties is duly organized, validly existing and in good standing under the laws of its jurisdiction of organization, and has the corporate or limited liability company power, and has been duly authorized by all requisite action, to execute and deliver this Amendment and to perform its obligations hereunder, (ii) this Amendment has been duly executed and delivered by each of the applicable Credit Parties and (iii) this Amendment and the Credit Agreement (as amended by this Amendment) constitute the legal, valid and binding obligations of each applicable Credit Party, enforceable against such Credit Party in accordance with their respective terms, except as such enforceability may be limited by any applicable bankruptcy, insolvency, reorganization, moratorium or similar law generally affecting creditors’ rights and by equitable principles (regardless of whether enforcement is sought at equity or at law).

3.       Each of the Credit Parties hereby acknowledges, agrees and affirms (a) its obligations under the Credit Agreement and the other Credit Documents, including, without limitation, its guaranty obligations thereunder, (b) that such guaranty shall apply to the Obligations in accordance with the terms thereof, (c) the grant of the security interest in all of its assets pursuant to the Credit Documents and (d) that such liens and security interests created and granted are valid and continuing and secure the Obligations in accordance with the terms thereof, in each case after giving effect to this Amendment.

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4.       The Borrower hereby reconfirms its obligations pursuant to Section 13.01 of the Credit Agreement to pay and reimburse the Administrative Agent for all reasonable, documented out-of-pocket costs and expenses (including, without limitation, reasonable fees of counsel) incurred in connection with the negotiation, preparation, execution and delivery of this Amendment.

5.       This Amendment shall become effective on the date (the “First Amendment Effective Date”) when each of the following conditions shall have been satisfied:

(a)      each of the Required Lenders, the Borrower and each Subsidiary Guarantor shall have signed a counterpart hereof (whether the same or different counterparts) and shall have delivered by way of facsimile or other electronic transmission) the same to the Administrative Agent at White & Case LLP, Attention:  Project Ameristar (facsimile: 212-354-8113 / e-mail: projectameristar@whitecase.com);

(b)      the Administrative Agent shall have received, for the account of each Lender that executes and delivers a counterpart signature page to this Amendment prior to 12.00 noon, New York City time, on April 13, 2012 (the “Amendment Deadline”), a non-refundable amendment fee payable in Dollars (an “Amendment Fee”) in an aggregate amount equal to 0.05% of the sum of (I) the aggregate principal amount of the outstanding Term Loans of such Lender as of the Amendment Deadline and (II) the Revolving Credit Commitment of such Lender as of the Amendment Deadline; and

(c)      the Administrative Agent shall have received all costs, fees and expenses owing in connection with this Amendment payable to the Administrative Agent to the extent then due (including, without limitation, all reasonable fees and expenses of counsel to the extent invoiced).

6.       This Amendment is limited as specified and shall not constitute a modification, acceptance or waiver of any other provision of the Credit Agreement or any other Credit Document.

7.       This Amendment may be executed in any number of counterparts and by the different parties hereto on separate counterparts, each of which counterparts when executed and delivered shall be an original, but all of which shall together constitute one and the same instrument.  A complete set of counterparts shall be lodged with the Borrower and the Administrative Agent.

8.       THIS AMENDMENT AND THE RIGHTS AND OBLIGATIONS OF THE PARTIES HEREUNDER SHALL BE GOVERNED BY AND CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE STATE OF NEW YORK.

*      *      *

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IN WITNESS WHEREOF, the parties hereto have caused their duly authorized officers to execute and deliver this Amendment as of the date first above written.

AMERISTAR CASINOS, INC.
By:	/s/ Thomas Steinbauer
	Title:	Senior Vice President &
		Chief Financial Officer
AMERISTAR CASINO VICKSBURG, INC.,
AMERISTAR CASINO COUNCIL BLUFFS, INC.,
CACTUS PETE’S, INC.,
A.C. FOOD SERVICES, INC.,
AMERISTAR CASINO ST. LOUIS, INC.,
AMERISTAR CASINO KANSAS CITY, INC.,
AMERISTAR CASINO ST. CHARLES, INC.,
AMERISTAR CASINO LAS VEGAS, INC.,
AMERISTAR CASINO BLACK HAWK, INC.,
AMERISTAR EAST CHICAGO HOLDINGS, LLC
AMERISTAR CASINO EAST CHICAGO, LLC
AMERISTAR CASINO SPRINGFIELD, LLC
By:	/s/ Thomas Steinbauer
	Title:	Senior Vice President &
		Chief Financial Officer

Signature Page to Ameristar First Amendment to Credit Agreement

DEUTSCHE BANK TRUST COMPANY AMERICAS, Individually and as Administrative Agent
By:	/s/ Mary Kay Coyle
	Title: Managing Director
By:	/s/ Erin Morrissey
	Tile: Director

Signature Page to Ameristar First Amendment to Credit Agreement

SIGNATURE PAGE TO THE FIRST AMENDMENT TO CREDIT AGREEMENT, DATED AS OF THE DATE FIRST REFERENCED ABOVE, AMONG AMERISTAR CASINOS, INC., THE LENDERS PARTY HERETO FROM TIME TO TIME, AND DEUTSCHE BANK TRUST COMPANY AMERICAS, AS ADMINISTRATIVE AGENT
MALIBU CBNA LOAN FUNDING LLC
By:	/s/ Maila Baynes
	Title: Attorney-in-Fact
ONE WALL STREET CLO II LTD
By: Alcentra NY, as investment advisor
By:	/s/ Daymian Campbell
	Title: Vice President
PACIFICA CDO V LTD
By: Alcentra NY, as investment advisor
By:	/s/ Daymian Campbell
	Title: Vice President
PACIFICA CDO VI LTD
By: Alcentra NY LLC, as investment advisor
By:	/s/ Daymian Campbell
	Title: Vice President
WESTWOOD CDO II LTD
By: Alcentra NY LLC, as investment advisor
By:	/s/ Daymian Campbell
	Title: Vice President
WESTWOOD CDO I LTD
By: Alcentra NY LLC, as investment advisor
By:	/s/ Daymian Campbell
	Title: Vice President

Signature Page to Ameristar First Amendment to Credit Agreement

PROSPERO CLO II B.V.
	By: Alcentra NY LLC, as investment advisor
By:	/s/ Daymian Campbell
	Title:  Vice President
AMMC CLO VI, LIMITED
	By:	American Money Management Corp.,
		As Collateral Manager
By:	/s/ David P. Meyer
	Title:  Senior Vice President
ACA CLO 2006-2, LTD
	By: Its Investment Advisor Apidos Capital Management, LLC
By:	/s/ Vincent Ingato
	Title:  Portfolio Manager
APIDOS CDO II
	By: Its Investment Advisor Apidos Capital Management, LLC
By:	/s/ Vincent Ingato
	Title:  Portfolio Manager
APIDOS CDO IV
	By: Its Investment Advisor Apidos Capital Management, LLC
By:	/s/ Vincent Ingato
	Title:  Portfolio Manager
APIDOS CDO V
	By: Its Investment Advisor Apidos Capital Management, LLC
By:	/s/ Vincent Ingato
	Title:  Portfolio Manager
APIDOS CINCO CDO
	By: Its Investment Advisor Apidos Capital Management, LLC
By:	/s/ Vincent Ingato
	Title:  Portfolio Manager
APIDOS QUATTRO CDO
	By: Its Investment Advisor Apidos Capital Management, LLC
By:	/s/ Vincent Ingato
	Title:  Portfolio Manager

Signature Page to Ameristar First Amendment to Credit Agreement

ALM LOAN FUNDING 2010-3, LTD.
	By:	Apollo Credit Management (CLO), LLC as Collateral Manager
By:	/s/ Joe Moroney
	Title:  Vice President
LEVERAGESOURCE III S.A.R.L.
By:	/s/ Paul Plank
	Title:  Authorized Signatory
GULF STREAM - COMPASS CLO 2007, LTD.
	By: Gulf Stream Asset Management LLC As Collateral Manager
By:	/s/ Joe Moroney
	Title:  Vice President
GULF STREAM - SEXTANT CLO 2006-1, LTD.
	By: Gulf Stream Asset Management LLC As Collateral Manager
By:	/s/ Joe Moroney
	Title:  Vice President
GULF STREAM - SEXTANT CLO 2007-1, LTD.
	By: Gulf Stream Asset Management LLC As Collateral Manager
By:	/s/ Joe Moroney
	Title:  Vice President
GULF STREAM-COMPASS CLO 2005-II, LTD.
	By: Gulf Stream Asset Management LLC As Collateral Manager
By:	/s/ Joe Moroney
	Title:  Vice President
GULF STREAM-RASHINBAN CLO 2006-I, LTD.
	By: Gulf Stream Asset Management LLC As Collateral Manager
By:	/s/ Joe Moroney
	Title:  Vice President

Signature Page to Ameristar First Amendment to Credit Agreement

NEPTUNE FINANCE CCS, LTD.
	By: Gulf Stream Asset Management LLC As Collateral Manager
By:	/s/ Joe Moroney
	Title:  Vice President
ARES ENHANCED CREDIT OPPORTUNITIES FUND II, LTD.
	By:	Ares Enhanced Credit Opportunities Investment Management II, LLC, its Manager
By:	/s/ Americo Cascella
	Title:  Vice President
ARES INSTITUTIONAL LOAN FUND B.V.
	By: Ares Management Limited, its Manager
By:	/s/ Americo Cascella
	Title:  Vice President
GLOBAL LOAN OPPORTUNITY FUND B.V.
	By: Ares Management Limited, its Portfolio Manager
By:	/s/ Americo Cascella
	Title:  Vice President
ARES XVI CLO LTD.
	By:		Ares CLO Management XVI, L.P., its Asset Manager
	By:		Ares CLO GP XVI, LLC, its General Partner
By:	/s/ Americo Cascella
	Title:  Vice President
ARES XXI CLO LTD.
	By: Ares CLO Management XXI, L.P., its Investment Manager
	By: Ares CLO GP XXI, LLC, its General Partner
By:	/s/ Americo Cascella
	Title:  Vice President
ARES ENHANCED LOAN INVESTMENT STRATEGY IR LTD.
	By: Ares Enhanced Loan Management IR, L.P., its Portfolio Manager
	By: Ares Enhanced Loan IR, GP, LLC, its General Partner
By:	/s/ Americo Cascella
	Title:  Vice President

Signature Page to Ameristar First Amendment to Credit Agreement

ARES ENHANCED LOAN INVESTMENT STRATEGY III, LTD.
	By:	Ares Enhanced Loan Management III, L.P., its Portfolio Manager
	By:	Ares Enhanced Loan III, GP, LLC, its General Partner
By:	/s/ Americo Cascella
	Title:  Vice President
ARES ENHANCED CREDIT OPPORTUNITIES FUND LTD.
	By:	Ares Enhanced Credit Opportunities Fund Management, L.P., its Manager
	By:	Ares Enhanced Credit Opportunities Fund Management, L.P., its Partner
By:	/s/ Americo Cascella
	Title:  Vice President
ARES ENHANCED LOAN INVESTMENT STRATEGY II, LTD.
	By:	Ares Enhanced Loan Management II, L.P., its Portfolio Manager
	By:	Ares Enhanced Loan II GP, LLC, its General Partner
By:	/s/ Americo Cascella
	Title:  Vice President
FUTURE FUNDS BOARD OF GUARDIANS
	By: Ares Enhanced Loan Investment Strategy Advisor IV, L.P., its Investment Manager (on behalf of the Elis Sub Account)
	By: Ares Enhanced Loan Investment Strategy Advisor IV GP, LLC, its General Partner
By:	/s/ Americo Cascella
	Title:		Vice President
ARES IIIR/IVR CLO LTD.
	By: Ares CLO Management IIIR/IVR, L.P., its Asset Manager
	By: Ares CLO Management IIIR/IVR, LLC, its General Partner
By:	/s/ Americo Cascella
	Title: Vice President

Signature Page to Ameristar First Amendment to Credit Agreement

ARES NF CLO XIII LTD
	By:  Ares NF CLO XIII Management, L.P., its Collateral Manager
	By: Ares NF CLO XIII Management LLC, its General Partner
By:	/s/ Amerio Cascella
	Title:  Vice President
ARES NF CLO XIV LTD
	By: Ares NF CLO XIV Management, L.P., its Collateral Manager
	By: Ares NF CLO XIV Management LLC, its General Partner
By:	/s/ Americo Cascella
	Title:  Vice President
ARES SENIOR LOAN TRUST
	By: Ares Senior Loan Trust Management, L.P., its Investment Manager
	By: Ares Senior Loan Trust Management, LLC, its General Partner
By:	/s/ Americo Cascella
	Title:  Vice President
ARES XI CLO LTD.
	By: Ares CLO Management XI, L.P., its Asset Manager
	By: Ares CLO GP XI, LLC, its General Partner
By:	/s/ Americo Cascella
	Title:  Vice President
ARES XII CLO, LTD.
	By: Ares CLO Management XII, L.P., its Asset Manager
	By: Ares CLO GP XII, LLC, its General Partner
By:	/s/ Americo Cascella
	Title:  Vice President
ARES XXII CLO LTD.
By:		Ares CLO Management XXII, L.P., its Asset Manager
By:		Ares CLO GP XXII, LLC, its General Partner
By:	/s/ Americo Cascella
	Title:  Vice President

Signature Page to Ameristar First Amendment to Credit Agreement

ARES NF CLO XV LTD
	By:	Ares NF CLO XV Management, L.P., its Collateral Manager
	By: Ares NF CLO XV Management LLC, its General Partner
By:	/s/ Americo Cascella
	Title:  Vice President
WELLPOINT, INC.
	By: Ares WLP Management, L.P., its Investment Manager
	By: Ares WLP Management GP, LLC, its General Partner
By:	/s/ Americo Cascella
	Title:  Vice President
BABSON CLO LTD. 2005-I
BABSON CLO LTD 2005-II
BABSON CLO LTD 2006-I
BABSON CLO LTD 2006-II
BABSON CLO LTD. 2007-1
BABSON MID-MARKET CLO LTD 2007-II
BABSON CLO LTD 2011 1
CLEAR LAKE CLO, LTD.
OSPREY CDO 2006-1 LTD.
SAPPHIRE VALLEY CDO I LTD.
ST JAMES RIVER CLO, LTD.
SUMMIT LAKE CLO, LTD.
	By: Babson Capital Management LLC as Collateral Manager
By:	/s/ Geoffrey Takacs
	Title:  Director
MASSACHUSETTS MUTUAL LIFE INSURANCE COMPANY
ARROWOOD INDEMNITY CO AS ADMIN OF THE PENSION PLAN
ARROWOOD INDEMNITY COMPANY
C.M. LIFE INSURANCE COMPANY
	By: Babson Capital Management LLC as Investment Adviser
DIAMOND LAKE CLO, LTD.
	By: Babson Capital Management LLC as Collateral Servicer
By:	/s/ Geoffrey Takacs
	Title:  Director
BANK OF AMERICA, N.A.
By:	/s/ Brandon Bolio
	Title:  Vice President

Signature Page to Ameristar First Amendment to Credit Agreement

BLACK DIAMOND CLO 2006-1 (CAYMAN) LTD.
	By:	Black Diamond CLO 2006-1 Adviser, L.L.C.
		as its Collateral Manager
By:	/s/ Stephen H. Deckoff
	Title: Managing Principal
ALLIED WORLD ASSURANCE COMPANY, LTD
JPMBI RE BLACKROCK BANK LOAN FUND
BLACKROCK FLOATING RATE INCOME TRUST
BLACKROCK DEFINED OPPORTUNITY CREDIT TRUST
BMI CLO I
BLACKROCK FUNDS II BLACKROCK FLOATING RATE INCOME PORTFOLIO
BLACKROCK SENIOR INCOME SERIES IV
BLACKROCK SENIOR INCOME SERIES V LIMITED
BLACKROCK FLOATING RATE INCOME STRATEGIES FUND, INC.
BLACKROCK DIVERSIFIED INCOME STRATEGIES FUND, INC.
BLACKROCK FLOATING RATE INCOME STRATEGIES FUND II, INC.
ALTERRA BERMUDA LIMITED
IRONSHORE INC.
MISSOURI STATE EMPLOYEES’ RETIREMENT SYSTEM
BLACKROCK SENIOR FLOATING RATE PORTFOLIO
BLACKROCK SENIOR INCOME SERIES
BLACKROCK SENIOR INCOME SERIES II
By:	/s/ C. Adrian Marshall
	Title: Authorized Signatory
GREEN ISLAND CBNA LOAN FUNDING LLC
	By: Citibank, N.A.
By:	/s/ Lynette Thompson
	Title: Director
CANARAS SUMMIT CLO LTD.
	By:	Canaras Capital Management LLC
		As Sub-Investment Adviser
By:	/s/ Shiloh Bates
	Title: Authorized Signatory

Signature Page to Ameristar First Amendment to Credit Agreement

CAPITAL ONE, N. A.
By:	/s/ Chris Haskow
	Title: Senior Vice President
CARLYLE ARNAGE CLO, LTD.
By:	/s/ Linda Pace
	Title: Managing Director
CARLYLE AZURE CLO, LTD.
By:	/s/ Linda Pace
	Title: Managing Director
CARLYLE BRISTOL CLO, LTD.
By:	/s/ Linda Pace
	Title: Managing Director
CARLYLE DAYTONA CLO, LTD.
By:	/s/ Linda Pace
	Title: Managing Director
CARLYLE GLOBAL MARKET STRATEGIES CLO 2011-1, LTD.
By:	/s/ Linda Pace
	Title: Managing Director
CARLYLE HIGH YIELD PARTNERS VII, LTD.
By:	/s/ Linda Pace
	Title: Managing Director
CARLYLE HIGH YIELD PARTNERS VIII, LTD
By:	/s/ Linda Pace
	Title: Managing Director
CARLYLE HIGH YIELD PARTNERS X, LTD
By:	/s/ Linda Pace
	Title: Managing Director

Signature Page to Ameristar First Amendment to Credit Agreement

CARLYLE HIGH YIELD PARTNERS IX, LTD
By:	/s/ Linda Pace
	Title: Managing Director
CARLYLE MCLAREN CLO, LTD.
By:	/s/ Linda Pace
	Title: Managing Director
CARLYLE VEYRON CLO, LTD.
By:	/s/ Linda Pace
	Title: Managing Director
DEL MAR CLO I, LTD
	By:	Caywood-Scholl Capital Management LLC
		As Collateral Manager
By:	/s/ Jim Dudnick
	Title: Vice President
CCA EAGLE LOAN MASTER FUND LTD.
	By:	Citigroup Alternative Investments LLC,
		as Investment manager for and on behalf of
		CCA Eagle Loan Master Fund Ltd.
By:	/s/ Roger Yee
	Title: Vice President
REGATTA FUNDING LTD.
	By:	Citigroup Alternative Investments LLC,
		attorney-in-fact
By:	/s/ Roger Yee
	Title: Vice President
DUANE STREET CLO III, LTD.
	By:	Citigroup Alternative Investments LLC,
		As Collateral Manager
By:	/s/ Roger Yee
	Title: Vice President

Signature Page to Ameristar First Amendment to Credit Agreement

DUANE STREET CLO IV, LTD.
	By:	Citigroup Alternative Investments LLC,
		As Collateral Manager
By:	/s/ Roger Yee
	Title: Vice President
LMP CORPORATE LOAN FUND INC.
	By: Citigroup Alternative Investments LLC
By:	/s/ Roger Yee
	Title: Vice President
CIFC FUNDING 2006-1, LTD.
CIFC FUNDING 2007-II, LTD.
CIFC FUNDING 2011-1, LTD.
	By:	CCIFC Asset Management LLC,
		As Collateral Manager
By:	/s/ Stephen Vaccaro
	Title: Chief Investment Officer
COLUMBUSNOVA CLO LTD. 2006-1
COLUMBUSNOVA CLO LTD 2007-I
COLUMUBSNOVA CLO IV LTD. 2007-II
	By:	Columbus Nova Credit Investments Management LLC,
		its Collateral Manager
By:	/s/ Stephen Vaccaro
	Title: Chief Investment Officer
Hewett’s Island CLO III, Ltd.
	By:	CypressTree Investments Management LLC,
		its Collateral Manager
By:	/s/ Stephen Vaccaro
	Title: Chief Investment Officer
BRIDGEPORT CLO, LTD
BRIDGEPORT CLO II, LTD.
BURR RIDGE CLO PLUS LTD.
MARQUETTE PARK CLO LTD.
SCHILLER PARK CLO LTD.
	By:	Deerfield Capital Management LLC,
		its Collateral Manager
By:	/s/ Stephen Vaccaro
	Title: Chief Investment Officer

Signature Page to Ameristar First Amendment to Credit Agreement

PRIMUS CLO I, LTD.
PRIMUS CLO II, LTD.
	By:	Deerfield Capital Management LLC,
		its Subadviser
By:	/s/ Stephen Vaccaro
	Title: Chief Investment Officer
COMMERZBANK AG NEW YORK AND GRAND CAYMAN BRANCHES
By:	/s/ Brian McBride
	Title: Managing Director
By:	/s/ Kelly Goudge
	Title: Assistant Vice President
CREDIT AGRICOLE CORPORATE AND INVESTMENT BANK
By:	/s/ Joseph A. Asciolla
	Title: Managing Director
By:	/s/ David Bowers
	Title: Managing Director
CREDIT SUISSE LOAN FUNDING LLC
By:	/s/ Michael Wotanowski
	Title: Authorized Signatory
By:	/s/ Barry Zamore
	Title: Managing Director
FLAGSHIP CLO IV
	By:	Deutsche Investment Management Americas, Inc.
		(as successor in interest to Deutsche Asset
		Management, Inc.) as Collateral Manager
By:	/s/ Eric S. Meyer
	Title: Managing Director
By:	/s/ Shameem R. Kathiwalla
	Title: Vice President

Signature Page to Ameristar First Amendment to Credit Agreement

MT. WHITNEY SECURITIES, INC.
	By:	Deutsche Investment Management Americas Inc.
		as Manager
By:	/s/ Eric S. Meyer
	Title: Managing Director
By:	/s/ Shameem R. Kathiwalla
	Title: Vice President
FOUR CORNERS CLO II, LTD.
By:	/s/ Matthew Garvis
	Title: Vice President
FOUR CORNERS CLO III, LTD.
By:	/s/ Adam Brown
	Title: Vice President
DORAL MONEY, INC.
By:	/s/ Dennis Talley
	Title: Managing Director
EAST WEST BANK
By:	/s/ Adam Maria
	Title: Vice President
VARIABLE INSURANCE PRODUCTS FUND: HIGH INCOME PORTFOLIO
By:	/s/ Kenneth B. Robins
	Title: Deputy Treasurer
LUCENT TECHNOLOGIES INC. MASTER PENSION TRUST,
	By:	Pyamis Global Advisors Trust Company
		as Investment Manager
By:	/s/ Dana Rancourt
	Title: Director
FIDELITY ADVISOR SERIES I: FIDELITY ADVISOR FLOATING RATE HIGH INCOME FUND
By:	/s/ Kenneth B. Robins
	Title: Deputy Treasurer

Signature Page to Ameristar First Amendment to Credit Agreement

	FIDELITY ADVISOR SERIES 1: FIDELITY ADVISOR HIGH INCOME FUND
	By:	/s/ Kenneth B. Robins
		Title: Deputy Treasurer
	FIDELITY CANADIAN BALANCED FUND, FOR FIDELITY INVESTMENTS CANADA ULC AS TRUSTEE OF FIDELITY CANADIAN BALANCED FUND
	By:	/s/ Kenneth B. Robins
		Title: Deputy Treasurer
	FIDELITY CENTRAL INVESTMENT PORTFOLIOS LLC:FIDELITY HIGH INCOME CENTRAL FUND 2
	By:	/s/ Kenneth B. Robins
		Title: Deputy Treasurer
	FIDELITY CENTRAL INVESTMENT PORTFOLIOS LLC:FIDELITY SPECIALIZED HIGH INCOME CENTRAL FUND
	By:	/s/ Kenneth B. Robins
		Title: Deputy Treasurer
	FIDELITY INCOME FUND: FIDELITY TOTAL BOND FUND
	By:	/s/ Kenneth B. Robins
		Title: Deputy Treasurer
	FIDELITY SUMMER STREET TRUST - FIDELITY SERIES HIGH INCOME FUND
	By:	/s/ Kenneth B. Robins
		Title: Deputy Treasurer
	FIDELITY SUMMER STREET TRUST - FIDELITY FOCUSED HIGH INCOME Fund
	By:	/s/ Kenneth B. Robins
		Title: Deputy Treasurer
	FIDELITY SUMMER STREET TRUST-FIDELITY HIGH INCOME FUND
	By:	/s/ Kenneth B. Robins
		Title: Deputy Treasurer
Signature Page to Ameristar First Amendment to Credit Agreement

	FIDELITY AMERICAN HIGH YIELD FUND, FOR FIDELITY INVESTMENTS CANADA ULC AS TRUSTEE OF FIDELITY AMERICAN HIGH FIELD FUND
	By:	/s/ Kenneth B. Robins
		Title: Deputy Treasurer
	PYRAMIS HIGH YIELD BOND COMMINGLED POOL,
	By: Pyramis Global Advisors Trust Company as Trustee
	By:	/s/ Dana Rancourt
		Title: Director
	ADVANCED SERIES TRUST - AST FIRST TRUST BALANCED TARGET PORTFOLIO
	By: First Trust Advisors L.P., its investment arranger or                its investment advisor
	By:	/s/ William A. Housey, Jr.
		Title: Senior Vice President
	FIRST TRUST SENIOR FLOATING RATE INCOME FUND II
	By: First Trust Advisors L.P., its investment manager or         its investment advisor
	By:	/s/ William A. Housey, Jr.
		Title: Senior Vice President
	FIRST WESTERN CAPITAL MANAGEMENT HIGH INCOME SENIOR LOANS LIMITED PARTNERSHIP
	By:	/s/ Jose Mayorga
		Title: Authorized Signatory
	FOOTHILL CLO I, LTD.
	By:	/s/ Glori Graziano
		Title: Managing Director
	FRANKLIN INVESTORS SECURITIES TRUST FRANKLIN LOW DURATION TOTAL RETURN FUND
	By:	/s/ Guang Alex Yu
		Title: Authorized Signatory
Signature Page to Ameristar First Amendment to Credit Agreement

	FRANKLIN CLO V, LTD.
	Franklin Advisers, Inc. as Collateral Manager
	By:	/s/ Davie Ardini
		Title: Authorized Signatory
	FRANKLIN STRATEGIC INCOME FUND (CANADA)
	By:	/s/ Guang Alex Yu
		Title: Authorized Signatory
	FRANKLIN STRATEGIC SERIES - FRANKLIN STRATEGIC INCOME FUND
	By:	/s/ Guang Alex Yu
		Title: Authorized Signatory
	FRANKLIN TEMPLETON VARIABLE INSURANCE PRODUCTS TRUST FRANKLIN STRATEGIC INCOME SECURITIES FUND
	By:	/s/ Guang Alex Yu
		Title: Authorized Signatory
	MET INVESTORS SERIES TRUST - MET/FRANKLIN LOW DURATION TOTAL RETURN PORTFOLIO
	By:	/s/ Guang Alex Yu
		Title: Authorized Signatory
	FRANKLIN TEMPLETON TOTAL RETURN FDP FUND OF FDP SERIES, INC.
	By:	/s/ Guang Alex Yu
		Title: Authorized Signatory
	FRANKLIN INVESTORS SECURITIES TRUST FRANKLIN REAL RETURN FUND
	By:	/s/ Guang Alex Yu
		Title: Authorized Signatory
	FRANKLIN- TOTAL RETURN FUND
	By:	/s/ Guang Alex Yu
		Title: Authorized Signatory
Signature Page to Ameristar First Amendment to Credit Agreement

	FRASER SULLIVAN CLO VI LTD.
	By: FS COA Management, LLC as Portfolio Manager
	By:	/s/ John W. Fraser
		Title: Manager
	GE CAPITAL FINANCIAL INC.
	By:	/s/ Stepen F. Schroppe
		Title: Duly Authorized Signatory
	GOLDMAN SACHS LENDING PARTNERS LLC
	By:	/s/ Michelle Latzoni
		Title: Authorized Signatory
	ABS LOANS 2007 LIMITED, A SUBSIDIARY OF GOLDMAN SACHS INSTITUTIONAL FUNDS II PLC
	By:	/s/ Keith Rothwell
		Title: Authorized Signatory
	By:	/s/ Simon Firbank
		Title: Authorized Signatory
	GOLDMAN SACHS ASSET MANAGEMENT CLO , PUBLIC LIMITED COMPANY
	By: Goldman Sacks Asset Manager, L.P., as Manager
	By:	/s/ Srivathsa Gopinath
		Title: Vice President
	INWOOD PARK CDO LTD.
	By: Blackstone Debt Advisors L.P. as Collateral Manager
	By:	/s/ Daniel H. Smith
		Title: Authorized Signatory
	PROSPECT PARK CDO LTD.
	By: Blackstone Debt Advisors L.P. as Collateral Manager
	By:	/s/ Daniel H. Smith
		Title: Authorized Signatory
	BLACKSTONE SPECIAL FUNDING (IRELAND)
	By: GSO Capital Partners LP, as Manager
	By:	/s/ Marisa Beeney
		Title: Authorized Signatory
Signature Page to Ameristar First Amendment to Credit Agreement

	MAPS CLO FUND II, LTD,
	By GSO/Blackstone Debt Funds Management LLC               as Collateral Manager
	By:	/s/ Daniel H. Smith
		Title: Authorized Signatory
	CALLIDUS DEBT PARTNERS CLO FUND IV, LTD.
	By: GSO/Blackstone Debt Funds Management LLC                as Collateral Manager
	By:	/s/ Daniel H. Smith
		Title: Authorized Signatory
	CALLIDUS DEBT PARTNERS CLO FUND VII, LTD.
	By: GSO/Blackstone Debt Funds Management LLC                as Collateral Manager
	By:	/s/ Daniel H. Smith
		Title: Authorized Signatory
	CHELSEA PARK CLO LTD.
	By: GSO/Blackstone Debt Funds Management LLC                as Portfolio Manager
	By:	/s/ Daniel H. Smith
		Title: Authorized Signatory
	280 FUNDING I
	By: GSO Capital Partners LP, as Portfolio Manager
	By:	/s/ Marisa Beeney
		Title: Authorized Signatory
	FM LEVERAGED CAPITAL FUND II
	By: GSO/Blackstone Debt Funds Management LLC                as Subadvisr to FriedbergMilstein LLC
	By:	/s/ Daniel H. Smith
		Title: Authorized Signatory
	GSO PALMETTO LIQUIDITY FUND LLC
	By: GSO/Blackstone Debt Funds Management LLC                 as Investment Manager
	By:	/s/ Daniel H. Smith
		Title: Authorized Signatory
Signature Page to Ameristar First Amendment to Credit Agreement

	UNITED HEALTHCARE INSURANCE COMPANY
	By: GSO Capital Advisors LLC as Manager
	By:	/s/ Daniel H. Smith
		Title: Authorized Signatory
	RIVERSIDE PARK CLO LTD.
	By: GSO/Blackstone Debt Funds Management LLC                as Collateral Manager
	By:	/s/ Daniel H. Smith
		Title: Authorized Signatory
	SUN LIFE ASSURANCE CO OF CANADA(US)
	By: GSO/Blackstone CP Holdings LP as Sub-Advisor
	By:	/s/ Daniel H. Smith
		Title: Authorized Signatory
	HALCYON STRUCTURED ASSET MANAGEMENT CLO I LTD.
	HALCYON STRUCTURED ASSET MANAGEMENT LONG SECURED/SHORT UNSECURED 2007-3 LTD.
	By:	/s/ David Martino
		Title: Controller
	US BANK LOAN FUND (M)(MASTER TRUST)
	By: Alcentra NY, as investment advisor
	By:	/s/ Daymian Campbell
		Title: Vice President
	BRENTWOOD CLO, LTD.
	By: Highland Capital Management, L.P., as Collateral                Manager
	By: Strand Advisors, Inc., Its General Partner
	By:	/s/ Carter Chism
		Title: Authorized Signatory
	EASTLAND CLO, LTD.
	By: Highland Capital Management, L.P., as Collateral                Manager
	By: Strand Advisors, Inc., Its General Partner
	By:	/s/ Carter Chism
		Title: Authorized Signatory
Signature Page to Ameristar First Amendment to Credit Agreement

HEWETT’S ISLAND CLO I-R, LTD.
By: ACIS Capital Management, L.P., as Collateral
Manager
By: ACIS Capital Management GP LLC, Its General Partner
By:	/s/ Carter Chism
	Title: Authorized Signatory
RED RIVER CLO, LTD
By: Highland Capital Management, L.P., as Collateral
Manager
By: Strand Advisors, Inc., Its General Partner
By:	/s/ Carter Chism
	Title: Authorized Signatory
STRATFORD CLO, LTD.
By: Highland Capital Management, L.P., as Collateral
Manager
By: Strand Advisors, Inc., Its General Partner
By:	/s/ Carter Chism
	Title: Authorized Signatory
GREENBRIAR CLO, LTD.
By: Highland Capital Management, L.P., as Collateral
Manager
By: Strand Advisors, Inc., Its General Partner
By:	/s/ Carter Chism
	Title: Authorized Signatory
CHILDREN’S HEALTHCARE OF ATLANTA INC.
By: Highland Capital Management, L.P., as Investment
Manager
By: Strand Advisors, Inc., Its General Partner
By:	/s/ Carter Chism
	Title: LendAmend LLC Administrator

Signature Page to Ameristar First Amendment to Credit Agreement

PHOENIX CLO I, LTD.
PHOENIX CLO II, LTD.
PHOENIX CLO III, LTD.
ING INVESTMENT MANAGEMENT CLO II, LTD.
ING INVESTMENT MANAGEMENT CLO III, LTD.
ING INVESTMENT MANAGEMENT CLO IV, LTD.
ING INVESTMENT MANAGEMENT CLO V, LTD.
BY: ING ALTERNATIVE ASSET MANAGEMENT LLC,
as it Investment manager
ING FLOATING RATE FUND
ING (L) FLEX - SENIOR LOANS
By: ING Investment Management Co LLC,
as it Investment manager
By:	/s/ Jason Esplin
	Title: Vice President
HUDSON CANYON FUNDING II, LTD
By: Invesco Senior Secured Management, Inc.
As Collateral Manager & Attorney in Fact
By:	/s/ Kevin Egan
	Title: Authorized Signatory
MOSELLE CLO S.A.
By: Invesco Senior Secured Management, Inc.
As Collateral Manager
By:	/s/ Kevin Egan
	Title: Authorized Signatory
NAUTIQUE FUNDING LTD.
By: Invesco Senior Secured Management, Inc.
As Collateral Manager
By:	/s/ Kevin Egan
	Title: Authorized Signatory
QUALCOMM GLOBAL TRADING, INC.
By: Invesco Senior Secured Management, Inc.
As Investment Manager
By:	/s/ Kevin Egan
	Title: Authorized Signatory

Signature Page to Ameristar First Amendment to Credit Agreement

BELHURST CLO LTD.
By: Invesco Senior Secured Management, Inc.
As Collateral Manager
By:	/s/ Kevin Egan
	Title: Authorized Signatory
SARATOGA CLO I, LIMITED
By: Invesco Senior Secured Management, Inc.
As the Asset Manager
By:	/s/ Kevin Egan
	Title: Authorized Signatory
JPMORGAN STRATEGIC INCOME OPPORTUNITIES FUND
By:	/s/ William J. Morgan
	Title: Managing Director
JPMORGAN CHASE BANK N.A.
By:	/s/ Marc Costantino
	Title: Executive Director
KATONAH IX CLO LTD.
By:	/s/ Daniel Gilligan
	Title: Authorized Officer
KATONAH VII CLO LTD.
By:	/s/ Daniel Gilligan
	Title: Authorized Officer
KATONAH VIII CLO LTD.
By:	/s/ Daniel Gilligan
	Title: Authorized Officer
KATONAH X CLO LTD.
By:	/s/ Daniel Gilligan
	Title: Authorized Officer

Signature Page to Ameristar First Amendment to Credit Agreement

CONFLUENT 4 LIMITED, AS LENDER
By: Loomis, Sayles & Company, L.P., as Sub-Manager
By: Loomis, Sayles & Company, Incorporated, its General
Partner
By:	/s/ Mary McCarthy
	Title: Vice President
LCM IX LIMITED PARTNERSHIP
By: LCM Asset Management LLC as Collateral Manager
By:	/s/ Alexander B. Kenna
	Title: Authorized Signatory
MARATHON CLO II LTD
By: Marathon Asset Management LP its Collateral Manager
By:	/s/ Louis Hanover
	Title: Chief Investment Officer
METROPOLITAN LIFE INSURANCE COMPANY
By:	/s/ Matthew J. McInerny
	Title: Managing Director
MARLBOROUGH STREET CLO, LTD.
By its Collateral Manager, Massachusetts Financial Services
Company
By:	/s/ David J. Cobey
	Title: as authorized representative and not individually
JERSEY STREET CLO, LTD.
By its Collateral Manager, Massachusetts Financial Services
Company
By:	/s/ David J. Cobey
	Title: as authorized representative and not individually
VENTURE IX CDO, LIMITED
By: its investment advisors, MJX Asset Management LLC
By:	/s/ Simon Yuan
	Title: Managing Director

Signature Page to Ameristar First Amendment to Credit Agreement

VENTURE V CDO LIMITED
By: its investment advisors, MJX Asset Management LLC
By:	/s/ Simon Yuan
	Title: Managing Director
VENTURE VII CDO LIMITED
By: its investment advisors, MJX Asset Management LLC
By:	/s/ Simon Yuan
	Title: Managing Director
VENTURE VIII CDO, LIMITED
By: its investment advisors, MJX Asset Management LLC
By:	/s/ Simon Yuan
	Title: Managing Director
LIGHTPOINT CLO V, LTD.
By: Neuberger Berman Fixed Income LLC
as collateral manager
By:	/s/ Colin Donlan
	Title: Authorized Signatory
LIGHTPOINT CLO VII, LTD.
By: Neuberger Berman Fixed Income LLC
as collateral manager
By:	/s/ Colin Donlan
	Title: Authorized Signatory
LIGHTPOINT CLO VIII, LTD.
By: Neuberger Berman Fixed Income LLC
as collateral manager
By:	/s/ Colin Donlan
	Title: Authorized Signatory

Signature Page to Ameristar First Amendment to Credit Agreement

MAINSTAY FLOATING RATE FUND, A SERIES OF MAINSTAY FUNDS TRUST
MAINSTAY VP FLOATING RATE PORTFOLIO, A SERIES OF MAINSTAY VP SERIES FUNDS TRUST
NYLIM FLATIRON CLO 2006-1 LTD.
FLATIRON CLO 2007-1 LTD.
SILVERADO CLO 2006-II LIMITED
FLATIRON CLO 2011-1 LTD.
NEW YORK LIFE INSURANCE AND ANNUITY CORPORATION
WIND RIVER REINSURANCE COMPANY, LTD.
By: New York Life Investment Management LLC,
its Investment Manager
By:	/s/ Alex Baumberger
	Title: Director
NEW YORK LIFE INSURANCE COMPANY
By:	/s/ Alex Baumberger
	Title: Director
OAK HILL CREDIT PARTNERS V, LIMITED
By: Oak Hill Advisors, L.P., as Portfolio Manager
By:	/s/ Glenn R. August
	Title: Authorized Signatory
FUTURE FUND BOARD OF GUARDIANS
By: Oak Hill Advisors, L.P., as its Investment Manager
By:	/s/ Glenn R. August
	Title: Authorized Signatory
OHA INTREPID LEVERAGED LOAN FUND, LTD.
By: Oak Hill Advisors, L.P., as its Portfolio Manager
By:	/s/ Glenn R. August
	Title: Authorized Signatory
OHA PARK AVENUE CLO I LTD.
By: Oak Hill Advisors, L.P., as its Investment Manager
By:	/s/ Glenn R. August
	Title: Authorized Signatory

Signature Page to Ameristar First Amendment to Credit Agreement

ARCH INVESTMENT HOLDINGS IV LTD.
By: Oaktree Capital Management, L.P.
Its: Investment Manager
By:	/s/ Rob Perelson
	Title: Managing Director
By:	/s/ Desmund Shirazi
	Title: Managing Director
OAKTREE SENIOR LOAN FUND L.P.
By: Oaktree Senior Loan Fund GP, L.P. Its: General Partner
By: Oaktree Fund GP IIA, LLC Its: General Partner
By: Oaktree Fund GP II, L.P. Its managing Member
By:	/s/ Rob Perelson
	Title: Authorized Signatory
By:	/s/ Desmund Shirazi
	Title: Authorized Signatory
THE PUBLIC EDUCATION EMPLOYEE RETIREMENT SYSTEM OF MISSOURI
By: Oaktree Capital Management, L.P.
Its: Investment Manager
By:	/s/ Rob Perelson
	Title: Authorized Signatory
By:	/s/ Desmund Shirazi
	Title: Authorized Signatory
THE PUBLIC SCHOOL RETIREMENT SYSTEM OF MISSOURI
By: Oaktree Capital Management, L.P.
Its: Investment Manager
By:	/s/ Rob Perelson
	Title: Authorized Signatory
By:	/s/ Desmund Shirazi
	Title: Authorized Signatory

Signature Page to Ameristar First Amendment to Credit Agreement

ACE TEMPEST REINSURANCE LTD.
By: Oaktree Capital Management, L.P.
Its: Investment Manager
By:	/s/ Rob Perelson
	Title: Authorized Signatory
By:	/s/ Desmund Shirazi
	Title: Authorized Signatory
OCTAGON INVESTMENT PARTNERS XI, LTD.
OCTAGON PAUL CREDIT FUND SERIES I, LTD.
By: Octagon Credit Investors, LLC as Collateral Manager
OCTAGON INVESTMENT PARTNERS V, LTD.
OCTAGON DELAWARE TRUST 2011
By: Octagon Credit Investors, LLC as Portfolio Manager
By:	/s/ Lauren M. Basmadjian
	Title: Portfolio Manager
OPPENHEIMER MASTER LOAN FUND, LLC
Brown Brothers Harriman & Co. acting as agent for OppenheimerFunds, Inc.
By:	/s/ Jason Reuter
	Title: Assistant Vice President
OPPENHEIMER SENIOR FLOATING RATE FUND
Brown Brothers Harriman & Co. acting as agent for OppenheimerFunds, Inc.
By:	/s/ Jason Reuter
	Title: Assistant Vice President
TRALEE CDO I, LTD.
By: Par-Four Investment Management LLC
as Collateral Manager
By:	/s/ Joseph Matteo
	Title: Authorized Signatory
MAYPORT CLO, LTD.
By: Pacific Investment Management Company LLC,
as its Investment Advisor
By:	/s/ Arthur Y.D. Ong
	Title: Executive Vice President

Signature Page to Ameristar First Amendment to Credit Agreement

PORTOLA CLO LTD.
By: Pacific Investment Management Company LLC,
as its Investment Advisor
By:	/s/ Arthur Y.D. Ong
	Title: Executive Vice President
PIMCO FUNDS: PIMCO SENIOR FLOATING RATE FUND
By: Pacific Investment Management Company LLC,
as its Investment Advisor
By:	/s/ Arthur Y.D. Ong
	Title: Executive Vice President
PIMCO CAYMAN BANK LOAN FUND
By: Pacific Investment Management Company LLC,
as its Investment Advisor
By:	/s/ Arthur Y.D. Ong
	Title: Executive Vice President
FAIRWAY LOAN FUNDING COMPANY
By: Pacific Investment Management Company LLC,
as its Investment Advisor
By:	/s/ Arthur Y.D. Ong
	Title: Executive Vice President
PIMCO FUNDS: PRIVATE ACCOUNT PORTFOLIO SERIES SENIOR FLOATING RATE PORTFOLIO
By: Pacific Investment Management Company LLC,
as its Investment Advisor
By:	/s/ Arthur Y.D. Ong
	Title: Executive Vice President
TRS HY FUNDS LLC
By: Deutsche Bank AG Cayman Islands Branch, its sole
member
By: DB Services New Jersey, Inc.
By:	/s/ Angeine Quintana
	Title: Assistant Vice President
By:	/s/ Christine LaMonaca
	Title: Assistant Vice President

Signature Page to Ameristar First Amendment to Credit Agreement

GALAXY XI CLO, LTD.
By: PineBridge Investments LLC As Collateral Manager
By:	/s/ Steven Oh
	Title: Managing Director
VALIDUS REINSURANCE LTD
By: PineBridge Investments LLC As Investment Manager
By:	/s/ Steven Oh
	Title: Managing Director
GALAXY VI CLO, LTD
By: PineBridge Investments LLC As Collateral Manager
By:	/s/ Steven Oh
	Title: Managing Director
PIONEER MULTI-ASSET FLOATING RATE FUND
PIONEER FLOATING RATE TRUST
PIONEER FLOATING RATE FUND
By: Pioneer Investment Management, Inc.
As adviser to each Lender above
By:	/s/ Margaret C. Begley
	Title: Secretary and Associate General Counsel
MENTPELIER INVESTMENTS HOLDINGS LTD.
By: Pioneer Investment Management,
As adviser to each Lender above
By:	/s/ Margaret C. Begley
	Title: Secretary and Associate General Counsel
JNL/PPM AMERICA FLOATING RATE INCOME FUND, A SERIES OF THE JML SERIES TRUST
By:	/s/ David C. Wagner
	Title: Managing Director
PPM GRAYHAWK CLO, LTD.
By:	/s/ David C. Wagner
	Title: Managing Director

Signature Page to Ameristar First Amendment to Credit Agreement

DRYDEN XXI LEVERAGED LOAN CDO LLC
By: Prudential Investment Management, Inc.
as Collateral Manager
By:	/s/ Brian Juliano
	Title: Managing Director
GATEWAY CLO LIMITED
By: Prudential Investment Management, Inc.
as Collateral Manager
By:	/s/ Brian Juliano
	Title: Managing Director
PRAMERICA LOAN OPPORTUNITIES LIMITED
By: Premerica Investment Management, a trading name of Prudential Investment Management, Inc. as Investment Manager
By:	/s/ Brian Juliano
	Title: Managing Director
DRYDEN XI - LEVERAGED LOAN CDO 2006
By: Prudential Investment Management, Inc.
as Collateral Manager
By:	/s/ Brian Juliano
	Title: Managing Director
DRYDEN XVIII LEVERAGED LOAN 2007 LTD.
By: Prudential Investment Management, Inc.
as Collateral Manager
By:	/s/ Brian Juliano
	Title: Managing Director
PUTNAM FLOATING RATE INCOME FUND
By:	/s/ Beth Mazor
	Title: Vice President
VERITAS CLO II, LTD
By: Alcentra NY, as investment advisor
By:	/s/ Daymian Campbell
	Title: Vice President

Signature Page to Ameristar First Amendment to Credit Agreement

RAYMOND JAMES BANK, N.A.
By:	/s/ James M. Armstrong
	Title: Senior Vice President
CHATHAM LIGHT II CLO, LIMITED
	By: Sankaty Advisors, LLC as Collateral Manager
By:	/s/ Andrew S. Viens
	Title: Senior Vice President of Operations
NASH POINT CLO
	By: Sankaty Advisors, LLC as Collateral Manager
By:	/s/ Andrew S. Viens
	Title: Senior Vice President of Operations
RACE POINT III CLO
	By: Sankaty Advisors, LLC as Collateral Manager
RACE POINT IV CLO, LTD.
	By: Sankaty Advisors, LLC as Collateral Manager
By:	/s/ Andrew S. Viens
	Title: Senior Vice President of Operations
RACE POINT V CLO, LIMITED
	By: Sankaty Advisors, LLC as Asset Manager
By:	/s/ Andrew S. Viens
	Title: Senior Vice President of Operations
HIGHMARK INC. (Shenkman — Bank Loan Account)
	By:	Shenkman Capital Management, Inc.
		as Investment Manager
By:	/s/ Richard H. Weinstein
	Title: Chief Operating Officer
BSA COMMINGLED ENDOWMENT FUND, LP
	By:	Shenkman Capital Management, Inc.
		as Investment Manager
By:	/s/ Richard H. Weinstein
	Title: Chief Operating Officer

Signature Page to Ameristar First Amendment to Credit Agreement

BSA RETIREMENT PLAN FOR EMPLOYEES
	By:		Shenkman Capital Management, Inc.
			as Investment Manager
By:	/s/ Richard H. Weinstein
	Title: Chief Operating Officer
TEACHERS RETIREMENT SYSTEM OF LOUISIANA
	(Shenkman — Bank Loan Account)
	By:		Shenkman Capital Management, Inc.
			as Investment Manager
By:	/s/ Richard H. Weinstein
	Title: Chief Operating Officer
TRUSTMARK INSURANCE COMPANY
	By:	Shenkman Capital Management, Inc.
		as Investment Manager
By:	/s/ Richard H. Weinstein
	Title: Chief Operating Officer
WM POOL - FIXED INTEREST TRUST NO. 7
	By:				Shenkman Capital Management, Inc.
					as Investment Manager
By:	/s/ Richard H. Weinstein
	Title: Chief Operating Officer
TEXAS PREPAID HIGHER EDUCATION TUITION BOARD
	By:			Shenkman Capital Management, Inc.
				as Investment Manager
By:	/s/ Richard H. Weinstein
	Title: Chief Operating Officer
TAVITIAN FOUNDATION, INC.
	By:		Shenkman Capital Management, Inc.
			as Investment Manager
By:	/s/ Richard H. Weinstein
	Title: Chief Operating Officer

Signature Page to Ameristar First Amendment to Credit Agreement

WESTBROOK CLO, LTD.
	By:	Shenkman Capital Management, Inc.
		as Investment Manager
By:	/s/ Richard H. Weinstein
	Title: Chief Operating Officer
SUMITOMO MITSUI BANKING CORPORATION
By:	/s/ William G. Karl
	Title: General Manager
CORNERSTONE CLO LTD.
	By:	Stone Tower Debt Advisors LLC, as it Collateral Manager
By:	/s/ Joe Moroney
	Title: Authorized Signatory
Falcon Senior Loan Fund Ltd.
	By:	Stone Tower Debt Advisors LLC, as it Collateral Manager
By:	/s/ Joe Moroney
	Title: Authorized Signatory
RAMPART CLO 2006-1 LTD.
	By:	Stone Tower Debt Advisors LLC, as it Collateral Manager
By:	/s/ Joe Moroney
	Title: Authorized Signatory
STONE TOWER CLO VII LTD.
	By:	Stone Tower Debt Advisors LLC, as it Collateral Manager
By:	/s/ Joe Moroney
	Title: Authorized Signatory
ACE AMERICAN INSURANCE COMPANY
	By:	T. Rowe Price Associates, Inc. as investment advisor
By:	/s/ Brian Burns
	Title: Vice President
T. ROWE PRICE FLOATING RATE FUND, INC.
By:	/s/ Brian Burns
	Title: Vice President

Signature Page to Ameristar First Amendment to Credit Agreement

FOUNDERS GROVE CLO, LTD.
	By:	Tall Tree Investment Management, LLC
		as Collateral Manager
By:	/s/ Brian T. Buscher
	Title: Officer
GRANT GROVE CLO, LTD.
	By:	Tall Tree Investment Management, LLC
		as Collateral Manager
By:	/s/ Brian T. Buscher
	Title: Officer
MUIR GROVE CLO, LTD.
	By:	Tall Tree Investment Management, LLC
		as Collateral Manager
By:	/s/ Brian T. Buscher
	Title: Officer
STANDARD FIRE INSURANCE COMPANY
By:	/s/ Robert McIlrath
	Title: Senior Vice President
US BANK NATIONAL ASSOCIATION
By:	/s/ Brian Schwallie
	Title: Vice President
WELLS CAPITAL MANAGEMENT — 23928601
By:	/s/ Philllip Susser
	Title: Portfolio Manager
WELLS CAPITAL MANAGEMENT -13923601
By:	/s/ Philllip Susser
	Title: Portfolio Manager
WELLS CAPITAL MANAGEMENT 18866500
By:	/s/ Philllip Susser
	Title: Portfolio Manager

Signature Page to Ameristar First Amendment to Credit Agreement

WELLS CAPITAL MANAGEMENT — 23960800
By:	/s/ Philllip Susser
	Title: Portfolio Manager
WELLS CAPITAL MANAGEMENT — 18325402
By:	/s/ Philllip Susser
	Title: Portfolio Manager
Wells Fargo Bank, NA
By:	/s/ Candace Borrego
	Title: Vice President
SILVERADO CLO 2006-I, LTD.
	By:	Wells Capital Management
WELLS FARGO ADVANTAGE MULTI-SECTOR INCOME FUND
	By:	Wells Capital Management
OCEAN TRAILS CLO I
	By:	West Gate Horizons Advisors LLC, as Collateral Manager
By:	/s/ Cheryl A. Wasilewski
	Title: Senior Credit Analyst
WG HORIZONS CLO I
	By: West Gate Horizons Advisors LLC, as Manager
By:	/s/ Cheryl A. Wasilewski
	Title: Senior Credit Analyst

Signature Page to Ameristar First Amendment to Credit Agreement