diff --git a/traits/informed.js b/traits/informed.js
index fb304c4..6842209 100644
--- a/traits/informed.js
+++ b/traits/informed.js
@@ -22,8 +22,10 @@ class InformedBase extends Trait {
   }
 
   destroy() {
-    delete this._socket.entity;
-    delete this._socket;
+    if (this._socket) {
+      delete this._socket.entity;
+      delete this._socket;
+    }
   }
 
   reduceStateDiffForEntityList(diff, position) {