diff --git a/crates/router/src/connector/noon.rs b/crates/router/src/connector/noon.rs
index 866f8f4c58fa..0ea73efd94bd 100644
--- a/crates/router/src/connector/noon.rs
+++ b/crates/router/src/connector/noon.rs
@@ -154,6 +154,14 @@ impl ConnectorValidation for Noon {
             ),
         }
     }
+
+    fn validate_psync_reference_id(
+        &self,
+        _data: &types::PaymentsSyncRouterData,
+    ) -> CustomResult<(), errors::ConnectorError> {
+        // since we can make psync call with our reference_id, having connector_transaction_id is not an mandatory criteria
+        Ok(())
+    }
 }
 
 impl ConnectorIntegration<api::Session, types::PaymentsSessionData, types::PaymentsResponseData>