diff --git a/stepmania/src/LuaBinding.h b/stepmania/src/LuaBinding.h
index 6dee1a061f..485fcc8b92 100644
--- a/stepmania/src/LuaBinding.h
+++ b/stepmania/src/LuaBinding.h
@@ -164,8 +164,8 @@ public:
 	AddMethod( #method_name, method_name )
 
 #define LUA_REGISTER_NAMESPACE( T ) \
-	void Register##T( lua_State *L ) { luaL_register( L, #T, T##Table ); lua_pop( L, 1 ); } \
-	REGISTER_WITH_LUA_FUNCTION( Register##T );
+	static void Register##T( lua_State *L ) { luaL_register( L, #T, T##Table ); lua_pop( L, 1 ); } \
+	REGISTER_WITH_LUA_FUNCTION( Register##T )
 #define LIST_METHOD( method_name ) \
 	{ #method_name, method_name }