diff --git a/resources/templates/provision/grandstream/dp750/{$mac}.xml b/resources/templates/provision/grandstream/dp750/{$mac}.xml
index 2cf3f78290..d547e45227 100644
--- a/resources/templates/provision/grandstream/dp750/{$mac}.xml
+++ b/resources/templates/provision/grandstream/dp750/{$mac}.xml
@@ -539,7 +539,7 @@
 <!-- Hunting Group Ring Timeout. (5-300, default is 20 seconds) -->
 <!-- Number: 5 to 300 -->
 <!-- Mandatory  -->
-<P4330>20</P4330>
+<P4330>300</P4330>
 
 <!-- Send Anonymous. 0 - no, 1 - yes (caller ID will be blocked if set to Yes). -->
 <!-- Number: 0 to 1 -->
@@ -1069,7 +1069,7 @@
 <!-- Hunting Group Ring Timeout. (5-300, default is 20 seconds) -->
 <!-- Number: 5 to 300 -->
 <!-- Mandatory  -->
-<P4331>20</P4331>
+<P4331>300</P4331>
 
 <!-- Send Anonymous. 0 - no, 1 - yes (caller ID will be blocked if set to Yes). -->
 <!-- Number: 0 to 1 -->
@@ -1598,7 +1598,7 @@
 <!-- Hunting Group Ring Timeout. (5-300, default is 20 seconds) -->
 <!-- Number: 5 to 300 -->
 <!-- Mandatory  -->
-<P4332>20</P4332>
+<P4332>300</P4332>
 
 <!-- Send Anonymous. 0 - no, 1 - yes (caller ID will be blocked if set to Yes). -->
 <!-- Number: 0 to 1 -->
@@ -2128,7 +2128,7 @@
 <!-- Hunting Group Ring Timeout. (5-300, default is 20 seconds) -->
 <!-- Number: 5 to 300 -->
 <!-- Mandatory  -->
-<P4333>20</P4333>
+<P4333>300</P4333>
 
 <!-- Send Anonymous. 0 - no, 1 - yes (caller ID will be blocked if set to Yes). -->
 <!-- Number: 0 to 1 -->