diff --git a/resources/templates/provision/grandstream/gxp21xxbk/{$mac}.xml b/resources/templates/provision/grandstream/gxp21xxbk/{$mac}.xml
index b4a67b1428..0df63ec9b5 100644
--- a/resources/templates/provision/grandstream/gxp21xxbk/{$mac}.xml
+++ b/resources/templates/provision/grandstream/gxp21xxbk/{$mac}.xml
@@ -15,15 +15,16 @@
 <P238>0</P238>
 
 <!-- XML Config File Password -->
-<!-- String -->
-<P1359></P1359>
+<!-- String; between ascii values 33 and 126 -->
+<!-- Mandatory -->
+<P1359>{$http_auth_password}</P1359>
 
-<!-- HTTP/HTTPS User Name -->
-<!-- String -->
+<!--  HTTP/HTTPS User Name -->
+<!--  String; between ascii values 33 and 126 -->
 <P1360>{$http_auth_username}</P1360>
 
-<!-- HTTP/HTTPS Password -->
-<!-- String -->
+<!--  HTTP/HTTPS Password -->
+<!--  String; between ascii values 33 and 126 -->
 <P1361>{$http_auth_password}</P1361>
 
 <!-- Firmware Upgrade Via. 0 - TFTP Upgrade,  1 - HTTP Upgrade, 2 - HTTPS Upgrade. Default is 1 -->