diff --git a/resources/templates/provision/yealink/t43u/{$mac}.cfg b/resources/templates/provision/yealink/t43u/{$mac}.cfg
index 6441661db9..7777c179a0 100644
--- a/resources/templates/provision/yealink/t43u/{$mac}.cfg
+++ b/resources/templates/provision/yealink/t43u/{$mac}.cfg
@@ -125,9 +125,13 @@ account.1.user_name = {$account.1.user_id}
 {/if}
 
 account.1.password = {$account.1.password}
+{if isset($account.1.server.1.address)}
+account.1.sip_server.1.address= {$account.1.server.1.address}
+{else}
 account.1.sip_server.1.address= {$account.1.server_address}
-account.1.sip_server_port = {$account.1.sip_port}
+{/if}
 
+account.1.sip_server_port = {$account.1.sip_port}
 
 #Configure the transport type; 0-UDP (default), 1-TCP, 2-TLS, 3-DNS SRV;
 {if $account.1.sip_transport == 'udp'}account.1.sip_server.1.transport_type = 0{/if}