diff --git a/resources/templates/provision/grandstream/gxv3175/{$mac}.xml b/resources/templates/provision/grandstream/gxv3175/{$mac}.xml
index bceb54d50e..9f467c5d79 100644
--- a/resources/templates/provision/grandstream/gxv3175/{$mac}.xml
+++ b/resources/templates/provision/grandstream/gxv3175/{$mac}.xml
@@ -1286,10 +1286,10 @@
 
 <!-- DHCP Option 66 Override server. 0 - No, 1 - Yes. Default is Yes. -->
 <!-- When set to Yes(1), it will override the configured provision path and method. -->
-<P145>1</P145>
+{if isset($grandstream_dhcp_option_override)}<P145>{$grandstream_dhcp_option_override}</P145>{else}<P145>1</P145>{/if}
 
 <!-- DHCP Option 120 Override SIP Server.  0 - No, 1 - Yes. Default is Yes. -->
-<P1411>1</P1411>
+{if isset($grandstream_dhcp_option_override_sip_server)}<P1411>{$grandstream_dhcp_option_override_sip_server}</P1411>{else}{if isset($grandstream_dhcp_option_override_sip_server)}<P1411>{$grandstream_dhcp_option_override_sip_server}</P1411>{else}<P1411>0</P1411>{/if}{/if}
 
 <!-- Automatic Upgrade. 0 - No, 1 - Check every day, 2 - Check every week, 3 - Check at a Period Time. Default is 0. -->
 <P194>0</P194>