diff --git a/jfinal.bat b/jfinal.bat
index 9f12c41b36097c21e47751a93116a8b28bde5eda..e0d51643fb5157ec26cfd085b96d32187c86dc69 100644
--- a/jfinal.bat
+++ b/jfinal.bat
@@ -56,7 +56,8 @@ goto :eof
 :stop
 set "PATH=%JAVA_HOME%\bin;%PATH%"
 echo stopping jfinal undertow
-for /f "tokens=1" %%i in ('jps -l ^| find "%MAIN_CLASS%"') do ( taskkill /F /PID %%i )
+set "MAIN_CLASS=%MAIN_CLASS: =%"
+for /f "tokens=1" %%i in ('jps -l ^| findstr /e /c:" %MAIN_CLASS%"') do ( taskkill /F /PID %%i )
 goto :eof