diff --git a/image/CopyTools.cmd b/image/CopyTools.cmd
index 27df040..a7072ea 100644
--- a/image/CopyTools.cmd
+++ b/image/CopyTools.cmd
@@ -57,6 +57,10 @@ rem copy some other stuff ...
 call copy-executables.cmd
 echo.
 
+rem this tool is needed for the office installation ...
+call unpack-officedeploymenttool.cmd
+echo.
+
 rem dont forget the shortcuts ...
 call install-shortcuts.cmd
 echo.