Apr. 07, 2017

Oppenheimer Capital Appreciation Fund

Oppenheimer Capital Income Fund

Oppenheimer Corporate Bond Fund

Oppenheimer Developing Markets Fund

Oppenheimer Discovery Fund

Oppenheimer Discovery Mid Cap Growth Fund

Oppenheimer Dividend Opportunity Fund

Oppenheimer Emerging Markets Innovators Fund

Oppenheimer Emerging Markets Local Debt Fund

Oppenheimer Equity Income Fund

Oppenheimer Global Fund

Oppenheimer Global High Yield Fund

Oppenheimer Global Multi-Alternatives Fund

Oppenheimer Global Multi-Asset Growth Fund

Oppenheimer Global Multi-Asset Income Fund

Oppenheimer Global Multi Strategies Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”