diff --git a/src/Artemis.UI.Shared/Services/NodeEditor/Commands/DuplicateNode.cs b/src/Artemis.UI.Shared/Services/NodeEditor/Commands/DuplicateNode.cs
index 8c60677b6..62340d3a6 100644
--- a/src/Artemis.UI.Shared/Services/NodeEditor/Commands/DuplicateNode.cs
+++ b/src/Artemis.UI.Shared/Services/NodeEditor/Commands/DuplicateNode.cs
@@ -56,7 +56,7 @@ public class DuplicateNode : INodeEditorCommand, IDisposable
             if (targetCollection == null)
                 continue;
             while (targetCollection.Count() < sourceCollection.Count())
-                targetCollection.CreatePin();
+                targetCollection.Add(targetCollection.CreatePin());
         }
 
         // Copy the storage