diff --git a/Sandboxie/install/SandboxieVS.nsi b/Sandboxie/install/SandboxieVS.nsi
index 93a9e11adb..b431e37738 100644
--- a/Sandboxie/install/SandboxieVS.nsi
+++ b/Sandboxie/install/SandboxieVS.nsi
@@ -1255,6 +1255,7 @@ SkipDeleteSandboxieIni:
 ;
 
     ClearErrors
+    SetOutPath "$TEMP" ; make sure $InstDir is not the current directory
     RMDir "$INSTDIR"
 
     IfErrors 0 SkipDeleteDir