diff --git a/v8_compile.bat b/v8_compile.bat
index 9fa5341..533e536 100644
--- a/v8_compile.bat
+++ b/v8_compile.bat
@@ -17,10 +17,10 @@ if "%os%"=="" (
   set "os=Windows"
 )
 
-set "gnArgs="
-
 setlocal EnableDelayedExpansion
 
+set "gnArgs="
+
 for /F "usebackq delims=" %%i in ("%dir%\args\%os%.gn") do (
   set "line=%%i"
 
@@ -30,7 +30,7 @@ for /F "usebackq delims=" %%i in ("%dir%\args\%os%.gn") do (
   )
 )
 
-endlocal
+endlocal & set "gnArgs=%gnArgs%"
 
 set "ccWrapper="