diff --git a/ag.cc b/ag.cc
index 7265e63..d5dab7d 100644
--- a/ag.cc
+++ b/ag.cc
@@ -28,6 +28,7 @@ namespace ag
         static const luaL_Reg functions[] = {
             { "callList", callList },
             { "clearEventHandler", clearEventHandler },
+            { "createQuad", createQuad },
             { "doPhysics", doPhysics },
             { "drawArc", drawArc },
             { "drawCircle", drawCircle },