diff --git a/vcbuild.bat b/vcbuild.bat
index 11ca846ae6..8f03552a7d 100644
--- a/vcbuild.bat
+++ b/vcbuild.bat
@@ -1,5 +1,7 @@
 @echo off
 
+setlocal EnableExtensions
+
 cd %~dp0
 
 if /i "%1"=="help" goto help