1
                                                                   Exhibit 10.25


August 10, 1998

Gary Rhea
Vice President Finance & CFO
Versant Object Technology Corporation
6539 Dumbarton Circle
Fremont, CA 94555

Dear Gary,

This letter is to acknowledge that Versant Object Technology Corporation
("Borrower") for the time period ending June 10, 1998 has breached paragraphs
6.17b (Minimum Tangible Effect Net Worth), 6.17d (Minimum Quick Ratio), 6.17e
(Maximum Debt Ratio), 6.17i (Minimum Debt Service Ratio), and Minimum
profitability of the Credit Facility ("Agreement") dated May 15, 1997 between
Borrower and Comerica Bank - California ("Bank").

Bank agrees to waive compliance with the defaulted covenants through June 30,
1998. This waiver applies only to the defaulted covenants. This waiver does not
apply to any other default that may now exist or may occur after the date of
this waiver with respect to the defaulted covenants or any other term, condition
or covenant of the Agreement. All other terms and conditions of the Agreement
remain unchanged.

Sincerely,


By: __________________________
Comerica Bank - California
Alan Jepsen
Vice President and Assistant Manager