diff --git a/resources/templates/provision/polycom/4.x/{$mac}.cfg b/resources/templates/provision/polycom/4.x/{$mac}.cfg
index 2b8e1704c7..dd4ae700cc 100644
--- a/resources/templates/provision/polycom/4.x/{$mac}.cfg
+++ b/resources/templates/provision/polycom/4.x/{$mac}.cfg
@@ -174,8 +174,8 @@
 		{/if}
 		nat.keepalive.interval="30"
 		voIpProt.SIP.specialEvent.checkSync.alwaysReboot="1"
-		voIpProt.SIP.requestValidation.1.request="INVITE" 
-		voIpProt.SIP.requestValidation.1.method="source"
+		voIpProt.SIP.requestValidation.1.method="{$polycom_request_validation_method}"
+		voIpProt.SIP.requestValidation.1.request="{$polycom_request_validation_request}"
 		feature.broadsoftUcOne.enabled="0"
 		voice.volume.persist.handset="1"
 		voice.volume.persist.handsfree="1"