diff --git a/resources/templates/provision/yealink/t46s/{$mac}.cfg b/resources/templates/provision/yealink/t46s/{$mac}.cfg
index f1c124bd29..9b9cfa655a 100644
--- a/resources/templates/provision/yealink/t46s/{$mac}.cfg
+++ b/resources/templates/provision/yealink/t46s/{$mac}.cfg
@@ -37,12 +37,12 @@ account.1.outbound_proxy_enable = {if isset($account.1.outbound_proxy_primary)}1
 {if isset($outbound_proxy_1_port)}
 account.1.outbound_proxy.1.port = {$outbound_proxy_1_port}
 {else}
-account.1.outbound_proxy.1.port = 5060
+account.1.outbound_proxy.1.port = {$account.1.sip_port}
 {/if}
 {if isset($outbound_proxy_1_port)}
 account.1.outbound_proxy.2.port = {$outbound_proxy_2_port}
 {else}
-account.1.outbound_proxy.2.port = 5060
+account.1.outbound_proxy.2.port = {$account.1.sip_port}
 {/if}
 
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