<PAGE>
Filed Pursuant to Rule 497(e)
Registration File No.: 33-50857
SUPPLEMENT TO THE PROSPECTUS OF
DEAN WITTER SHORT-TERM BOND FUND
DATED JULY 10, 1997
The following sentence is added to the end of the footnote to the "Summary
of Fund Expenses" table appearing at page 3 of the Prospectus and to the end
of the sixth paragraph under the heading "The Fund and its Management"
appearing on page 5 of the Prospectus:
Beginning January 1, 1998, the Investment Manager has undertaken to
continue to assume all operating expenses (except for any brokerage fees)
and waive the compensation provided for in its Management Agreement
through June 30, 1998.
December 23, 1997
