diff --git a/client/ayon_core/pipeline/create/structures.py b/client/ayon_core/pipeline/create/structures.py
index fdd41b7255..a1a4d5f8ef 100644
--- a/client/ayon_core/pipeline/create/structures.py
+++ b/client/ayon_core/pipeline/create/structures.py
@@ -429,7 +429,7 @@ class CreatedInstance:
     __immutable_keys = (
         "id",
         "instance_id",
-        "product_type",
+        "productType",
         "creator_identifier",
         "creator_attributes",
         "publish_attributes"