diff --git a/CLIENT_DATA/delsub32.ins b/CLIENT_DATA/delsub32.ins
index 1184960..77a5bef 100644
--- a/CLIENT_DATA/delsub32.ins
+++ b/CLIENT_DATA/delsub32.ins
@@ -4,7 +4,6 @@
 ; credits: http://www.opsi.org/en/credits/
 
 
-Set $UninstallProgramOld$ = $InstallDir$ + "\" + $UninstallProg$
 Set $UninstallProgram$ = $InstallDir$ + "\uninstall.exe"
 Set $IniFile$ = $InstallDir$ + "\opsi-" + $ProductId$ + ".ini"
 
@@ -16,7 +15,8 @@ endif
 Message "Uninstalling " + $ProductId$ + " " + $OLD_VERSION$ + "-" + $OLD_CREATOR_TAG$ + $OLD_RELEASE$ + " ..."
 
 if FileExists($IniFile$)
-        Set $UninstallProgramOld$ = GetValueFromInifile($IniFile$,"X86","UninstallProg","XXXXXXXX.exe")
+        Set $UninstallProg$ = GetValueFromInifile($IniFile$,"X86","UninstallProg","XXXXXXXX.exe")
+	Set $UninstallProgramOld$ = $InstallDir$ + "\" + $UninstallProg$
 	if FileExists($UninstallProgramOld$)
 		comment "Uninstall program found, starting uninstall"
 		Winbatch_uninstall_old
diff --git a/CLIENT_DATA/setup32.ins b/CLIENT_DATA/setup32.ins
index 3140d1a..7b267aa 100644
--- a/CLIENT_DATA/setup32.ins
+++ b/CLIENT_DATA/setup32.ins
@@ -6,6 +6,7 @@
 [Actions]
 requiredWinstVersion >= "4.11.2.6"
 
+DefVar $UninstallProg$
 DefVar $UninstallProgram$
 DefVar $UninstallProgramOld$
 DefVar $IniFile$
diff --git a/CLIENT_DATA/uninstall32.ins b/CLIENT_DATA/uninstall32.ins
index cbd5f9e..b4f609e 100644
--- a/CLIENT_DATA/uninstall32.ins
+++ b/CLIENT_DATA/uninstall32.ins
@@ -6,6 +6,7 @@
 [Actions]
 requiredWinstVersion >= "4.11.2.6"
 
+DefVar $UninstallProg$
 DefVar $UninstallProgram$
 DefVar $UninstallProgramOld$
 DefVar $IniFile$