diff --git a/Bootstrap.mak b/Bootstrap.mak
index 246a4808..deefd5bc 100644
--- a/Bootstrap.mak
+++ b/Bootstrap.mak
@@ -1,3 +1,4 @@
+MSDEV=vs2012
 LUA_DIR=src/host/lua/src
 
 SRC= src/host/*.c 		\
@@ -68,6 +69,6 @@ windows: $(SRC)
 	if not exist build\bootstrap (mkdir build\bootstrap)
 	cl /Fo.\build\bootstrap\ /Fe.\build\bootstrap\premake_bootstrap.exe /DPREMAKE_NO_BUILTIN_SCRIPTS /I"$(LUA_DIR)" user32.lib ole32.lib $**
 	.\build\bootstrap\premake_bootstrap.exe embed
-	.\build\bootstrap\premake_bootstrap --to=build/bootstrap vs2012
+	.\build\bootstrap\premake_bootstrap --to=build/bootstrap $(MSDEV)
 	devenv .\build\bootstrap\Premake5.sln /Upgrade
 	devenv .\build\bootstrap\Premake5.sln /Build Release