diff --git a/scene/10-lobby.pr b/scene/10-lobby.pr
index d6c48c5..5e6766e 100644
--- a/scene/10-lobby.pr
+++ b/scene/10-lobby.pr
@@ -34,8 +34,8 @@
          <move <v 2.0 -0.25 0.0> <box>>
        ]>>>>>
 
-  <Exit "ball" "other">
-  <sprite "ball"
+  <Exit "zball" "other">
+  <sprite "zball"
    <move <v 0.0 1.5 30.0>
     <color 0.0 1.0 0.0
      <touchable <sphere>>>>>