Exhibit 10.39 Amended Bonus Agreement for Thomas E. Hoefert AMENDMENT TO BONUS AGREEMENT THOMAS E. HOEFERT Executive and Company agree to amend the Bonus Agreement dated December 20, 1996, as follows: 1. Paragraph 4.a. - the table for determining the amount of Bonus is replaced by the following: SALE PRICE AMOUNT OF BONUS - -------------------------------------------------------------------------------- up to $26,666,667 $150,000 - -------------------------------------------------------------------------------- $26,666,668 to $125,000 + ($75,000 x [(Sale $29,999,999 Price - $25,000,000)/ $5,000,000]) - -------------------------------------------------------------------------------- $30,000,000 to $200,000 + ($50,000 x [(Sale $34,999,999 Price - $30,000,000)/$5,000,000]) - -------------------------------------------------------------------------------- $35,000,000 or more $250,000 - -------------------------------------------------------------------------------- INNOSERV TECHNOLOGIES, INC. Dated: December 20, 1996 By: /s/ Michael G. Puls ------------------ ------------------------------ Name: Michael G. Puls ---------------------------- Its: President and CEO ----------------------------- EXECUTIVE Dated: December 20, 1996 /s/ Thomas Hoefert ------------------ ---------------------------------- Printed Name: Thomas Hoefert --------------------