diff --git a/Libraries/Components/Subscribable.js b/Libraries/Components/Subscribable.js
index 8474b214994f4b..086c97c991f108 100644
--- a/Libraries/Components/Subscribable.js
+++ b/Libraries/Components/Subscribable.js
@@ -30,7 +30,7 @@ Subscribable.Mixin = {
   },
 
   componentWillUnmount: function() {
-    this._subscribableSubscriptions.forEach(
+    this._subscribableSubscriptions && this._subscribableSubscriptions.forEach(
       (subscription) => subscription.remove()
     );
     this._subscribableSubscriptions = null;