diff --git a/resources/templates/provision/grandstream/dp750/{$mac}.xml b/resources/templates/provision/grandstream/dp750/{$mac}.xml
index a1b7383bf2..46970f1101 100644
--- a/resources/templates/provision/grandstream/dp750/{$mac}.xml
+++ b/resources/templates/provision/grandstream/dp750/{$mac}.xml
@@ -135,7 +135,7 @@
 <!-- Register Expiration (in minutes. default 1 hour, max 45 days) -->
 <!-- Number: 1 to 64800 -->
 <!-- Mandatory  -->
-<P32>3</P32>
+<P32>{$account.1.register_expires}</P32>
 
 <!-- SIP Registration Failure Retry Wait Time (in seconds. Between 1-3600, default is 30) -->
 <!-- Number: 1 to 3600 -->
@@ -674,7 +674,7 @@
 <!-- Register Expiration (in minutes. default 1 hour, max 45 days) -->
 <!-- Number: 1 to 64800 -->
 <!-- Mandatory  -->
-<P732>60</P732>
+<P732>{$account.2.register_expires}</P732>
 
 <!-- SIP Registration Failure Retry Wait Time (in seconds. Between 1-3600, default is 30) -->
 <!-- Number: 1 to 3600 -->
@@ -1198,7 +1198,7 @@
 <!-- Register Expiration (in minutes. default 1 hour, max 45 days) -->
 <!-- Number: 1 to 64800 -->
 <!-- Mandatory  -->
-<P532>60</P532>
+<P532>{$account.3.register_expires}</P532>
 
 <!-- SIP Registration Failure Retry Wait Time (in seconds. Between 1-3600, default is 30) -->
 <!-- Number: 1 to 3600 -->
@@ -1723,7 +1723,7 @@
 <!-- Register Expiration (in minutes. default 1 hour, max 45 days) -->
 <!-- Number: 1 to 64800 -->
 <!-- Mandatory  -->
-<P612>60</P612>
+<P612>{$account.4.register_expires}</P612>
 
 <!-- SIP Registration Failure Retry Wait Time (in seconds. Between 1-3600, default is 30) -->
 <!-- Number: 1 to 3600 -->