diff --git a/resources/templates/provision/grandstream/gxp2124/{$mac}.xml b/resources/templates/provision/grandstream/gxp2124/{$mac}.xml
index 74cae80352..6f68b95335 100644
--- a/resources/templates/provision/grandstream/gxp2124/{$mac}.xml
+++ b/resources/templates/provision/grandstream/gxp2124/{$mac}.xml
@@ -77,7 +77,7 @@
     <!-- Register Expiration (in minutes). Default is 60. Max about 45 days -->
     <!-- Number: 1 - 64800 -->
     <!-- Mandatory -->
-    <P32>3</P32>
+    <P32>{$account.1.register_expires}</P32>
     <!-- Reregister Before Expiration (in seconds). Default is 0 second -->
     <!-- Number: 0 - 64800 -->
     <!-- Mandatory -->
@@ -516,7 +516,7 @@
     <!-- Register Expiration (in minutes). Default is 60. Max is 45 days-->
     <!-- Number: 1 - 64800-->
     <!-- Mandatory-->
-    <P412>3</P412>
+    <P412>{$account.2.register_expires}</P412>
     <!-- Reregister before Expiration (in seconds). Default is 0-->
     <!-- Number: 0 - 64800-->
     <!-- Mandatory-->
@@ -948,7 +948,7 @@
     <!-- Register Expiration (in minutes). Default is 60. Max is 45 days -->
     <!-- Number: 1 - 64800 -->
     <!-- Mandatory -->
-    <P512>3</P512>
+    <P512>{$account.3.register_expires}</P512>
     <!-- Reregister before Expiration (in seconds). Default is 0 second -->
     <!-- Number: 0 - 64800 -->
     <!-- Mandatory -->
@@ -1379,7 +1379,7 @@
     <!-- Register Expiration (in minutes). Default is 60. Max is 45 days -->
     <!-- Number: 1 - 64800 -->
     <!-- Mandatory -->
-    <P612>3</P612>
+    <P612>{$account.4.register_expires}</P612>
     <!-- Reregister before Expiration (in seconds). Default is 0 -->
     <!-- Number: 0 - 64800 -->
     <!-- Mandatory -->