diff --git a/templates/nsis/installSection.nsh b/templates/nsis/installSection.nsh
index 0d6903f907b..b2bfe02cbb5 100644
--- a/templates/nsis/installSection.nsh
+++ b/templates/nsis/installSection.nsh
@@ -25,7 +25,7 @@
       ${else}
         StrCpy $0 "/allusers"
       ${endif}
-      ExecWait '"$PLUGINSDIR\old-uninstaller.exe" "_?=$R1" /S /KEEP_APP_DATA $0'
+      ExecWait '"$PLUGINSDIR\old-uninstaller.exe" /S /KEEP_APP_DATA $0 _?=$R1'
     ${endif}
   ${endif}
 !macroend