diff --git a/upload/source/function/function_discuzcode.php b/upload/source/function/function_discuzcode.php
index b1e8cc39c11aa06b5791fba6f203bb2580d90197..878fd54d8ad01c1d28bac479cef40dc5799813a3 100644
--- a/upload/source/function/function_discuzcode.php
+++ b/upload/source/function/function_discuzcode.php
@@ -124,7 +124,7 @@ function discuzcode($message, $smileyoff = false, $bbcodeoff = false, $htmlon =
 
 	if(!$bbcodeoff && $allowbbcode) {
 		if(strpos($msglower, '[/url]') !== FALSE) {
-			$message = preg_replace_callback("/\[url(=((https?|ftp|gopher|news|telnet|rtsp|mms|callto|bctp|thunder|qqdl|synacast){1}:\/\/|www\.|mailto:)?([^\r\n\[\"']+?))?\](.+?)\[\/url\]/is", 'discuzcode_callback_parseurl_152', $message);
+			$message = preg_replace_callback("/\[url(=((https?|ftp|gopher|news|telnet|rtsp|mms|callto|bctp|thunder|qqdl|synacast){1}:\/\/|www\.|mailto:|tel:|magnet:)?([^\r\n\[\"']+?))?\](.+?)\[\/url\]/is", 'discuzcode_callback_parseurl_152', $message);
 		}
 		if(strpos($msglower, '[/email]') !== FALSE) {
 			$message = preg_replace_callback("/\[email(=([A-Za-z0-9\-_.+]+)@([A-Za-z0-9\-_]+[.][A-Za-z0-9\-_.]+))?\](.+?)\[\/email\]/is", 'discuzcode_callback_parseemail_14', $message);