diff --git a/redfish/managers/test_bmc_network_mac.robot b/redfish/managers/test_bmc_network_mac.robot
index b20f6b0..6e9c4e9 100644
--- a/redfish/managers/test_bmc_network_mac.robot
+++ b/redfish/managers/test_bmc_network_mac.robot
@@ -174,7 +174,7 @@
     ${payload}=  Create Dictionary  MACAddress=${mac_address}
 
     Redfish.Patch  ${REDFISH_NW_ETH_IFACE}${ethernet_interface}  body=&{payload}
-    ...  valid_status_codes=[${valid_status_code},${HTTP_INTERNAL_SERVER_ERROR}]
+    ...  valid_status_codes=[${valid_status_code},${HTTP_NO_CONTENT},${HTTP_INTERNAL_SERVER_ERROR}]
 
     # After any modification on network interface, BMC restarts network
     # Note: Network restart takes around 15-18s after patch request processing.