EX. 99.28(g)(1)(xxvi)

Amendment to

Master Global Custody Agreement Between

the Customer and JPMorgan Chase Bank, N.A.

This Amendment to the Master Global Custody Agreement between the Customer and JPMorgan Chase Bank, N.A. dated August 12, 2009, as amended (the “Agreement”), is by and among JNL Series Trust and JNL Investors Series Trust (each individually a “Trust” and collectively, the “Trusts”) and JNL Variable Fund LLC (the “Fund”) and JPMorgan Chase Bank, N.A. (the “Custodian”).

Whereas, the Custodian and the Trusts and Fund (the “Parties”) have entered into the Agreement by which the Custodian provides certain custodial services relating to securities and other assets of each Trust and the Fund.

Whereas, the Boards of Trustees of the JNL Series Trust and JNL Investors Series Trust (together, the “Board”) has approved new funds, fund mergers for certain funds, and sub-adviser replacements and fund name changes for certain funds, as outlined below, effective August 13, 2018 (collectively, the “Changes”):

New Funds (collectively, the “New Funds”)

JNL Series Trust

1)JNL/American Funds Capital Income Builder Fund;

2)JNL/Heitman U.S. Focused Real Estate Fund;

3)JNL/Morningstar Wide Moat Index Fund; and

JNL Investors Series Trust

4)JNL Securities Lending Collateral Fund.

JNL Series Trust Fund Mergers (collectively, the “Merged Funds”)

1)JNL/MMRS Conservative Fund to merge into the JNL/MMRS Moderate Fund; and

2)JNL/MMRS Growth Fund to merge into the JNL/MMRS Moderate Fund.

JNL Series Trust Investment Sub-Adviser Replacements/Fund Name Changes

1) Milliman Financial Risk Management LLC replaced by T. Rowe Price Associates, Inc. to sub-advise the JNL/MMRS Moderate Fund, custodied by J.P. Morgan Chase Bank, N.A./fund name change to JNL/T. Rowe Price Managed Volatility Balanced Fund, to be custodied by State Street Bank and Trust Company (the “Removed Fund”); and

2) Brookfield Investment Management Inc. replaced by Colonial First State Asset Management (Australia) Limited to sub-advise the JNL/Brookfield Global Infrastructure and MLP Fund/fund name change to JNL/First State Global Infrastructure Fund.

JNL Series Fund Name Changes

1)JNL/Franklin Templeton International Small Cap Growth Fund change to JNL/Franklin Templeton International Small Cap Fund;

2)JNL/Vanguard Moderate Allocation Fund change to JNL/Vanguard Moderate ETF Allocation Fund;

3)JNL/Vanguard Moderate Growth Allocation Fund change to JNL/Vanguard Moderate Growth ETF Allocation Fund; and

4)JNL/Vanguard Growth Allocation Fund change to JNL/Vanguard Growth ETF Allocation Fund.

Whereas, pursuant to Board approval of the Changes, as outlined above, the Parties have agreed to amend the Agreement, including its Schedule A, to add the New Funds, to remove the Merged Funds, to remove the Removed Fund, pursuant to an investment sub-adviser replacement and custodian change, and to update certain fund names, effective August 13, 2018.

Now, Therefore, the Parties hereto agree to amend the Agreement as follows:

1) Schedule A of the Agreement is hereby deleted and replaced in its entirety with Schedule A dated August 13, 2018, attached hereto.

2) Except as specifically amended hereby, the Agreement shall remain in full force and effect in accordance with its terms.

3) The Trusts, Fund, and the Custodian hereby each represent and warrant to the other that it has full authority to enter into this Amendment upon the terms and conditions hereof and that the individual executing this Amendment on its behalf has the requisite authority to bind the Trusts, Fund, or Custodian to this Amendment.

In Witness Whereof, the Parties hereto have caused this Amendment to be executed, effective as of August 13, 2018. This Amendment may be executed in two or more counterparts, which together shall constitute one document.

JNL Series Trust JNL Investors Series Trust JNL Variable Fund LLC		JPMorgan Chase Bank, National Association
By:	/s/ Kristen K. Leeman	By:	/s/ Alan Lieng
Name:	Kristen K. Leeman	Name:	Alan Lieng
Title:	Assistant Secretary	Title:	Vice President

Schedule A

List of funds as of August 13, 2018

JNL Investors Series Trust Fund

JNL Government Money Market Fund

JNL Securities Lending Collateral Fund

JNL Series Trust Funds

JNL/American Funds Balanced Fund

JNL/American Funds Blue Chip Income and Growth Fund

JNL/American Funds Capital Income Builder Fund

JNL/American Funds Global Bond Fund

JNL/American Funds Global Small Capitalization Fund

JNL/American Funds Growth-Income Fund

JNL/American Funds International Fund

JNL/American Funds New World Fund

JNL Aggressive Growth Allocation Fund

JNL Growth Allocation Fund

JNL Moderate Growth Allocation Fund

JNL Institutional Alt 25 Fund

JNL Institutional Alt 50 Fund

JNL Multi-Manager Small Cap Growth Fund

JNL Multi-Manager Small Cap Value Fund

JNL/American Funds Growth Allocation Fund

JNL/American Funds Moderate Growth Allocation Fund

JNL/AQR Managed Futures Strategy Fund

JNL/BlackRock Global Allocation Fund

JNL/BlackRock Global Natural Resources Fund

JNL/BlackRock Large Cap Select Growth Fund

JNL/First State Global Infrastructure Fund

JNL/FPA + DoubleLine Flexible Allocation Fund (for the portion of assets managed by Ivy Investment Management Company)

JNL/Franklin Templeton Founding Strategy Fund

JNL/Franklin Templeton Global Fund

JNL/Franklin Templeton Global Multisector Bond Fund

JNL/Franklin Templeton Income Fund

JNL/Franklin Templeton International Small Cap Growth Fund

JNL/Franklin Templeton Mutual Shares Fund

JNL/Heitman U.S. Focused Real Estate Fund

JNL/Invesco China-India Fund

JNL/Mellon Capital 10 x 10 Fund

JNL/Mellon Capital Bond Index Fund

JNL/Mellon Capital Consumer Staples Sector Fund

JNL/Mellon Capital Emerging Markets Index Fund

JNL/Mellon Capital Index 5 Fund

JNL/Mellon Capital Industrials Sector Fund

JNL/Mellon Capital International Index Fund

JNL/Mellon Capital Materials Sector Fund

JNL/Mellon Capital MSCI KLD 400 Social Index Fund

JNL/Mellon Capital Real Estate Sector Fund

JNL/Mellon Capital S&P 400 MidCap Index Fund

JNL/Mellon Capital S&P 500 Index Fund

JNL S&P 500 Index Fund

JNL/Mellon Capital S&P 1500 Growth Index Fund

A-1

JNL Series Trust Funds

JNL/Mellon Capital S&P 1500 Value Index Fund

JNL/Mellon Capital Small Cap Index Fund

JNL/Mellon Capital Utilities Sector Fund

JNL/Morningstar Wide Moat Index Fund

JNL/PIMCO Income Fund

JNL/PIMCO Real Return Fund

JNL/Scout Unconstrained Bond Fund

JNL/WMC Balanced Fund

JNL/WMC Government Money Market Fund

JNL/WMC Value Fund

JNL/S&P 4 Fund

JNL/S&P Competitive Advantage Fund

JNL/S&P Dividend Income & Growth Fund

JNL/S&P International 5 Fund

JNL/S&P Intrinsic Value Fund

JNL/S&P Managed Aggressive Growth Fund

JNL/S&P Managed Conservative Fund

JNL/S&P Managed Growth Fund

JNL/S&P Managed Moderate Fund

JNL/S&P Managed Moderate Growth Fund

JNL/S&P Mid 3 Fund

JNL/S&P Total Yield Fund

JNL/Vanguard Capital Growth Fund

JNL/Vanguard Equity Income Fund

JNL/Vanguard Global Bond Market Index Fund

JNL/Vanguard Growth ETF Allocation Fund

JNL/Vanguard International Fund

JNL/Vanguard International Stock Market Index Fund

JNL/Vanguard Moderate ETF Allocation Fund

JNL/Vanguard Moderate Growth ETF Allocation Fund

JNL/Vanguard Small Company Growth Fund

JNL/Vanguard U.S. Stock Market Index Fund

JNL Variable Fund LLC Funds

JNL/Mellon Capital Dow^SM Index Fund

JNL/Mellon Capital Consumer Discretionary Sector Fund

JNL/Mellon Capital Energy Sector Fund

JNL/Mellon Capital Financial Sector Fund

JNL/Mellon Capital Healthcare Sector Fund

JNL/Mellon Capital Information Technology Sector Fund

JNL/Mellon Capital Telecommunications Sector Fund

A-2