diff --git a/src/play_clj/core_listeners.clj b/src/play_clj/core_listeners.clj
index 5f881a9..d8ff3f3 100755
--- a/src/play_clj/core_listeners.clj
+++ b/src/play_clj/core_listeners.clj
@@ -19,8 +19,8 @@
     (mouseMoved [this sx sy]
       (execute-fn! on-mouse-moved {:input-x sx :input-y sy})
       false)
-    (scrolled [this a]
-      (execute-fn! on-scrolled {:amount a})
+    (scrolled [this amountX amountY]
+      (execute-fn! on-scrolled {:amount-x amountX :amount-y amountY})
       false)
     (touchDown [this sx sy p b]
       (execute-fn! on-touch-down {:input-x sx :input-y sy :pointer p :button b})