diff --git a/subproc.bat b/subproc.bat
index e3b8d3cf..0669187f 100644
--- a/subproc.bat
+++ b/subproc.bat
@@ -20,4 +20,5 @@ set MAKE=%2
 set MAKEFILE=%1
 if x%2 == x set MAKE=nmake
 %MAKE% /f %MAKEFILE%
+if ERRORLEVEL 1 exit /B
 cd ..\..