John Hancock Income Funds

Supplement dated 3-11-2008 to the current prospectus

Under the heading “Your account”, in the “Choosing a Share Class” subsection, the bolded paragraph following the bullets is amended and restated as follows:

The maximum amount you may invest in ClassB shares with any singlepurchase request is $99,999.99, and the maximum amount you may invest in ClassCshares with any single purchase is $999,999.99. John Hancock Signature Services, Inc.(“Signature Services”), the transfer agent for the fund, may accept a purchaserequest for ClassB shares for $100,000 or more or for ClassC shares for$1,000,000 or more when the purchase is pursuant to the Reinstatement Privilege (see“Sales charge reductions and waivers”).