diff --git a/redfish/managers/test_bmc_network_conf.robot b/redfish/managers/test_bmc_network_conf.robot
index 9c94f77..4231042 100644
--- a/redfish/managers/test_bmc_network_conf.robot
+++ b/redfish/managers/test_bmc_network_conf.robot
@@ -568,6 +568,7 @@
     ${active_channel_config}=  Get Active Channel Config
     ${ethernet_interface}=  Set Variable  ${active_channel_config['${CHANNEL_NUMBER}']['name']}
     Redfish.patch  ${REDFISH_NW_ETH_IFACE}${ethernet_interface}  body=&{payload}
+    ...  valid_status_codes=[${HTTP_OK}, ${HTTP_NO_CONTENT}]
 
     # Note: Network restart takes around 15-18s after patch request processing.
     Sleep  ${NETWORK_TIMEOUT}s
@@ -771,7 +772,8 @@
 
 Update IP Address
     [Documentation]  Update IP address of BMC.
-    [Arguments]  ${ip}  ${new_ip}  ${netmask}  ${gw_ip}  ${valid_status_codes}=${HTTP_OK}
+    [Arguments]  ${ip}  ${new_ip}  ${netmask}  ${gw_ip}
+    ...  ${valid_status_codes}=[${HTTP_OK}, ${HTTP_NO_CONTENT}]
 
     # Description of argument(s):
     # ip                  IP address to be replaced (e.g. "10.7.7.7").
@@ -801,7 +803,7 @@
     # Run patch command only if given IP is found on BMC
     ${data}=  Create Dictionary  IPv4StaticAddresses=${patch_list}
 
-    Redfish.patch  ${REDFISH_NW_ETH0_URI}  body=&{data}  valid_status_codes=[${valid_status_codes}]
+    Redfish.patch  ${REDFISH_NW_ETH0_URI}  body=&{data}  valid_status_codes=${valid_status_codes}
 
     # Note: Network restart takes around 15-18s after patch request processing.
     Sleep  ${NETWORK_TIMEOUT}s