diff --git a/sps_integration/sps_integration/order_acknowledgement.py b/sps_integration/sps_integration/order_acknowledgement.py
index 892e7ba..52bfe6d 100644
--- a/sps_integration/sps_integration/order_acknowledgement.py
+++ b/sps_integration/sps_integration/order_acknowledgement.py
@@ -140,7 +140,7 @@ def submit_order_acknowledgement(path: str, schedule_shipped_date: str, ack_type
         access_token = ""
         
         if expires_on <= current_time or (expires_on - current_time).total_seconds() <= 300:
-            refresh_access_token(setting_doc_name=doc)
+            refresh_access_token(setting_doc_name=doc.name)
             access_token = doc.get_password("access_token")
             frappe.log_error("SPS Token Refresh", "Token refreshed")
         else: