diff --git a/app/provision/resources/classes/provision.php b/app/provision/resources/classes/provision.php
index 54d740f381..2ec7a08c63 100644
--- a/app/provision/resources/classes/provision.php
+++ b/app/provision/resources/classes/provision.php
@@ -333,6 +333,45 @@ include "root.php";
 							$device_key_value = $row['device_key_value']; //1
 							$device_key_extension = $row['device_key_extension'];
 							$device_key_label = $row['device_key_label']; //label
+
+						//grandstream modes are different based on the category
+							if ($device_vendor == "grandstream") {
+								if ($device_key_category == "line") {
+									switch ($device_key_type) {
+										case "line": $device_key_type  = "0"; break;
+										case "shared line": $device_key_type  = "1"; break;
+										case "speed dial": $device_key_type  = "10"; break;
+										case "blf": $device_key_type  = "11"; break;
+										case "presence watcher": $device_key_type  = "12"; break;
+										case "eventlist blf": $device_key_type  = "13"; break;
+										case "speed dial active": $device_key_type  = "14"; break;
+										case "dial dtmf": $device_key_type  = "15"; break;
+										case "voicemail": $device_key_type  = "16"; break;
+										case "call return": $device_key_type  = "17"; break;
+										case "transfer": $device_key_type  = "18"; break;
+										case "call park": $device_key_type  = "19"; break;
+										case "intercom": $device_key_type  = "20"; break;
+										case "ldap search": $device_key_type  = "21"; break;
+									}
+								}
+								if ($device_key_category == "memory") {
+										switch ($device_key_type) {
+											case "speed dial": $device_key_type  = "0"; break;
+											case "blf": $device_key_type  = "1"; break;
+											case "presence watcher": $device_key_type  = "2"; break;
+											case "eventlist blf": $device_key_type  = "3"; break;
+											case "speed dial active": $device_key_type  = "4"; break;
+											case "dial dtmf": $device_key_type  = "5"; break;
+											case "voicemail": $device_key_type  = "6"; break;
+											case "call return": $device_key_type  = "7"; break;
+											case "transfer": $device_key_type  = "8"; break;
+											case "call park": $device_key_type  = "9"; break;
+											case "intercom": $device_key_type  = "10"; break;
+											case "ldap search": $device_key_type  = "11"; break;
+										}
+								}
+							}
+
 						//assign the variables
 							if (strlen($device_key_category) == 0) {
 								$view->assign("key_id_".$device_key_id, $device_key_id);