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Nov. 18, 2016
Dreyfus Natural Resources Fund
Dreyfus Natural Resources Fund

November 18, 2016


DREYFUS OPPORTUNITY FUNDS


Dreyfus Natural Resources Fund


Supplement to Summary and Statutory Prospectus


dated February 1, 2016


The following changes will take effect on December 19, 2016:

The following sentence replaces the last sentence of the sections entitled "Principal Investment Strategy" in the summary prospectus and "Fund Summary – Principal Investment Strategy" in the statutory prospectus:

The fund may invest in foreign securities, including emerging markets securities, without limitation.