diff --git a/app/grandstream/app_config.php b/app/grandstream/app_config.php
index 0310250f04..9db3884ebc 100644
--- a/app/grandstream/app_config.php
+++ b/app/grandstream/app_config.php
@@ -360,7 +360,7 @@
 		$apps[$x]['default_settings'][$y]['default_setting_category'] = "provision";
 		$apps[$x]['default_settings'][$y]['default_setting_subcategory'] = "grandstream_dial_plan";
 		$apps[$x]['default_settings'][$y]['default_setting_name'] = "text";
-		$apps[$x]['default_settings'][$y]['default_setting_value'] = "{ x+ | *x+ | *xx | *xxx | *xxxx | *xxxxx | *xxxxxx | **xx | **xxx | **xxxx | **xxxxx | **xxxxxx | **xxxxxxx | **xxxxxxxx | *xx*x+ | \+x+ | \p\a\r\k\+*x+ }";
+		$apps[$x]['default_settings'][$y]['default_setting_value'] = "{x+|*x+|*++}";
 		$apps[$x]['default_settings'][$y]['default_setting_enabled'] = "true";
 		$apps[$x]['default_settings'][$y]['default_setting_description'] = "Define the digits that are allowed to be called.";
 		$y++;