diff --git a/vcbuild.bat b/vcbuild.bat
index ea032e9e9c..f07c50b0fb 100644
--- a/vcbuild.bat
+++ b/vcbuild.bat
@@ -14,7 +14,7 @@ if /i "%1"=="/?" goto help
 @rem Process arguments.
 set config=Release
 set target=Build
-set target_arch=x86
+set target_arch=x64
 set target_env=
 set noprojgen=
 set nobuild=