diff --git a/src/reactfire.js b/src/reactfire.js
index 600ce5b..6a1c03e 100644
--- a/src/reactfire.js
+++ b/src/reactfire.js
@@ -388,6 +388,7 @@
       }
       delete this.firebaseRefs[bindVar];
       delete this.firebaseListeners[bindVar];
+      delete this.data[bindVar];
 
       // Update state
       var newState = {};