diff --git a/src/play_clj/core.clj b/src/play_clj/core.clj
index 6062de7..681bd37 100644
--- a/src/play_clj/core.clj
+++ b/src/play_clj/core.clj
@@ -98,6 +98,7 @@
                           :update-fn! update-fn!
                           :options options
                           :on-timer on-timer
+                          :layers nil
                           :input-listeners (input-listeners options execute-fn!)
                           :ui-listeners (ui-listeners options execute-fn!)])
              ; run :on-show