diff --git a/paper-dropdown-transition.html b/paper-dropdown-transition.html
index 5f59f1d..efb0c52 100644
--- a/paper-dropdown-transition.html
+++ b/paper-dropdown-transition.html
@@ -100,7 +100,6 @@
             'opacity': 1,
             'transform': 'scale(1, 1)'
           }], {
-            delay: duration * offset,
             duration: duration * (1 - offset),
             fill: 'forwards'
           }));
@@ -163,4 +162,4 @@
   </script>
 </polymer-element>
 
-<paper-dropdown-transition id="paper-dropdown-transition"></paper-dropdown-transition>
\ No newline at end of file
+<paper-dropdown-transition id="paper-dropdown-transition"></paper-dropdown-transition>