diff --git a/Engine.Core/BehaviourCollector.cs b/Engine.Core/BehaviourCollector.cs
index 512b0cc..a0661df 100644
--- a/Engine.Core/BehaviourCollector.cs
+++ b/Engine.Core/BehaviourCollector.cs
@@ -34,6 +34,9 @@ public class BehaviourCollector<T> : IAssignableGameManager, IEnumerable<T>
     {
         gameObject.BehaviourController.OnBehaviourAdded -= OnBehaviourAdded;
         gameObject.BehaviourController.OnBehaviourRemoved -= OnBehaviourRemoved;
+
+        foreach (IBehaviour item in gameObject.BehaviourController)
+            OnBehaviourRemoved(gameObject.BehaviourController, item);
     }
 
     private void OnBehaviourAdded(IBehaviourController controller, IBehaviour behaviour)