Compuware Corporation to Announce Fourth Quarter and Fiscal Year 2006 Results on May 16, 2006

DETROIT--May 12, 2006--Compuware Corporation (NASDAQ: CPWR) today announced that it will report results for its fourth quarter and fiscal year 2006--ended March 31, 2006--after market-close on May 16, 2006. The company will also hold a conference call to discuss these results at 5:00 p.m. Eastern time (21:00 GMT) on May 16.

In order to access the conference call, interested parties from the United States should call 888-428-4480. For international access, the conference call number is +1-612-288-0318. The password for the call is Compuware.

A conference call replay will also be available. The United States replay number will be 800-475-6701, and the international replay number will be +1-320-365-3844. The replay passcode will be 821164. For more information, visit the Compuware Corporation Investor Relations web site at http://www.compuware.com.

Compuware Corporation

Compuware Corporation (NASDAQ: CPWR) maximizes the value IT brings to the business by helping CIOs more effectively manage the business of IT. Compuware solutions accelerate the development, improve the quality and enhance the performance of critical business systems while enabling CIOs to align and govern the entire IT portfolio, increasing efficiency, cost control and employee productivity throughout the IT organization. Founded in 1973, Compuware serves the world's leading IT organizations, including more than 90 percent of the Fortune 100 companies. Learn more about Compuware at http://www.compuware.com/.