diff --git a/boards/xenforo2/bbcode_parser.php b/boards/xenforo2/bbcode_parser.php
index 389808c..027dead 100644
--- a/boards/xenforo2/bbcode_parser.php
+++ b/boards/xenforo2/bbcode_parser.php
@@ -43,7 +43,7 @@ function convert_bbcode($text)
 		$convert_standards = array(
 			// xf 2.1, [URL unfurl="true"]...[/URL]
 			array(
-				'find' => "#\[url\s*(.*?)\](.*?)\[/url\]#i",
+				'find' => "#\[url\s+(.*?)\](.*?)\[/url\]#i",
 				'replacement' => "[url]$2[/url]",
 			),
 		);