diff --git a/scripts/shell.cmd b/scripts/shell.cmd
index 39f7c61..38897c6 100644
--- a/scripts/shell.cmd
+++ b/scripts/shell.cmd
@@ -1,9 +1,9 @@
 @echo off
 setlocal
 
-set "script_dir=%~dp0"
-set AGENT_APPLICATION=%script_dir%.."
+set script_dir=%~dp0
+set AGENT_APPLICATION=%script_dir%..
 
-call "%script_dir%support\agent.bat"
+call %script_dir%support\agent.bat
 
 endlocal
\ No newline at end of file