diff --git a/Assets/Mirror/Core/SyncList.cs b/Assets/Mirror/Core/SyncList.cs
index e04a6df9d..e69f62842 100644
--- a/Assets/Mirror/Core/SyncList.cs
+++ b/Assets/Mirror/Core/SyncList.cs
@@ -33,9 +33,7 @@ public enum Operation : byte
         /// <para>For OP_SET and OP_REMOVE, T is the OLD value of the entry.</para>
         /// <para>For OP_CLEAR, T is default.</para>
         /// </summary>
-        // DEPRECATED 2024-10-14
         // TODO deprecate in favor of explicit Callback, later rename Callback to OnChange for consistency with other SyncCollections.
-        [Obsolete("SyncList.OnChange(op, index, item) is obsolete. Use SyncList.Callback(op, index, oldItem, newItem) instead.")]
         public Action<Operation, int, T> OnChange;
 
         /// <summary>
@@ -121,37 +119,27 @@ void AddOperation(Operation op, int itemIndex, T oldItem, T newItem, bool checkA
             {
                 case Operation.OP_ADD:
                     OnAdd?.Invoke(itemIndex);
- #pragma warning disable CS0618
                     OnChange?.Invoke(op, itemIndex, newItem);
- #pragma warning restore CS0618
                     Callback?.Invoke(op, itemIndex, oldItem, newItem);
                     break;
                 case Operation.OP_INSERT:
                     OnInsert?.Invoke(itemIndex);
- #pragma warning disable CS0618
                     OnChange?.Invoke(op, itemIndex, newItem);
- #pragma warning restore CS0618
                     Callback?.Invoke(op, itemIndex, oldItem, newItem);
                     break;
                 case Operation.OP_SET:
                     OnSet?.Invoke(itemIndex, oldItem);
- #pragma warning disable CS0618
                     OnChange?.Invoke(op, itemIndex, oldItem);
- #pragma warning restore CS0618
                     Callback?.Invoke(op, itemIndex, oldItem, newItem);
                     break;
                 case Operation.OP_REMOVEAT:
                     OnRemove?.Invoke(itemIndex, oldItem);
- #pragma warning disable CS0618
                     OnChange?.Invoke(op, itemIndex, oldItem);
- #pragma warning restore CS0618
                     Callback?.Invoke(op, itemIndex, oldItem, newItem);
                     break;
                 case Operation.OP_CLEAR:
                     OnClear?.Invoke();
- #pragma warning disable CS0618
                     OnChange?.Invoke(op, itemIndex, default);
- #pragma warning restore CS0618
                     Callback?.Invoke(op, itemIndex, default, default);
                     break;
             }