diff --git a/Assets/Scripts/Core/Container.cs b/Assets/Scripts/Core/Container.cs
index 385c34f3..3ff755b7 100644
--- a/Assets/Scripts/Core/Container.cs
+++ b/Assets/Scripts/Core/Container.cs
@@ -942,6 +942,7 @@ private void DoFairyBatching()
 
         private void CollectChildren(Container initiator, bool outlineChanged)
         {
+            EnsureSizeCorrect();
             int count = _children.Count;
             for (int i = 0; i < count; i++)
             {