diff --git a/lib/transition-to-from-auto.js b/lib/transition-to-from-auto.js
index <HASH>..<HASH> 100644
--- a/lib/transition-to-from-auto.js
+++ b/lib/transition-to-from-auto.js
@@ -123,8 +123,8 @@
         }
     }
 
-    transition.transitionProp = transitionProp;
-    transition.transitionEnd = transitionEnd;
+    transition.prop = transitionProp;
+    transition.end = transitionEnd;
 
     if (typeof module !== "undefined" && module.exports){
         module.exports = transition;
.prop and .end for detected transition