diff --git a/mswin32/python-wrap.bat b/mswin32/python-wrap.bat
index a8f75b41f..fc2d7cf2a 100755
--- a/mswin32/python-wrap.bat
+++ b/mswin32/python-wrap.bat
@@ -30,6 +30,5 @@ if not exist "%PYTHON%" (
 	exit /B 1
 )
 
-"%PYTHON%" "%PROG%" %*
-
-endlocal
+rem This command chaining allows the exit code to propagate.
+endlocal & "%PYTHON%" "%PROG%" %*