diff --git a/app/yealink/app_config.php b/app/yealink/app_config.php
index c74bc4775d..d4f6695291 100644
--- a/app/yealink/app_config.php
+++ b/app/yealink/app_config.php
@@ -963,9 +963,9 @@
 		$apps[$x]['default_settings'][$y]['default_setting_category'] = "provision";
 		$apps[$x]['default_settings'][$y]['default_setting_subcategory'] = "yealink_trust_certificates";
 		$apps[$x]['default_settings'][$y]['default_setting_name'] = "text";
-		$apps[$x]['default_settings'][$y]['default_setting_value'] = "false";
+		$apps[$x]['default_settings'][$y]['default_setting_value'] = "0";
 		$apps[$x]['default_settings'][$y]['default_setting_enabled'] = "true";
-		$apps[$x]['default_settings'][$y]['default_setting_description'] = "Required trusted certificate for provisioning.";
+		$apps[$x]['default_settings'][$y]['default_setting_description'] = "Only Accept Trusted Certificates 0-Disabled (default), 1-Enabled, ";
 		$y++;
 		$apps[$x]['default_settings'][$y]['default_setting_uuid'] = "e1d03aea-1563-4c57-86de-4d4d274b8352";
 		$apps[$x]['default_settings'][$y]['default_setting_category'] = "provision";