Schedule A

(as of November 8, 2017)

Oppenheimer Integrity Funds

Oppenheimer Total Return Bond Fund^[1]

Classes of Shares

Class A

Class T

Class B

Class C

Class R

Class Y

Class I

Oppenheimer Global Unconstrained Bond Fund^[2]

Classes of Shares

Class A

Class T

Class C

Class R

Class Y

Class I

Oppenheimer Preferred Securities and Income Fund^[3]

Classes of Shares

Class A

Class T

Class C

Class R

Class Y

Class I

¹ Amended June 1, 2017 to reflect the name change of Oppenheimer Core Bond Fund to
Oppenheimer Total Return Bond Fund, the name change of Class N to Class R, and the addition of Class T.

^[2] Amended August 23, 2017 to reflect the addition of Oppenheimer Global Unconstrained Bond Fund.

^[3] Amended November 8, 2017 to reflect the addition of Oppenheimer Preferred Securities and Income Fund.