diff --git a/spiffworkflow-backend/src/spiffworkflow_backend/models/json_data.py b/spiffworkflow-backend/src/spiffworkflow_backend/models/json_data.py
index c1344f01..7ba0fdc4 100644
--- a/spiffworkflow-backend/src/spiffworkflow_backend/models/json_data.py
+++ b/spiffworkflow-backend/src/spiffworkflow_backend/models/json_data.py
@@ -67,7 +67,7 @@ class JsonDataModel(SpiffworkflowBaseDBModel):
             on_duplicate_key_stmt = None
             if current_app.config["SPIFFWORKFLOW_BACKEND_DATABASE_TYPE"] == "mysql":
                 insert_stmt = mysql_insert(JsonDataModel).values(list_of_dicts)
-                on_duplicate_key_stmt = insert_stmt.on_duplicate_key_update(data=insert_stmt.inserted.data)
+                on_duplicate_key_stmt = insert_stmt.on_duplicate_key_update(hash=insert_stmt.inserted.hash)
             else:
                 insert_stmt = postgres_insert(JsonDataModel).values(list_of_dicts)
                 on_duplicate_key_stmt = insert_stmt.on_conflict_do_nothing(index_elements=["hash"])