diff --git a/Parsedown.php b/Parsedown.php
index fb6aa3a..a526af3 100755
--- a/Parsedown.php
+++ b/Parsedown.php
@@ -1360,7 +1360,7 @@ class Parsedown
             return;
         }
 
-        if (preg_match('/^\([ ]*([^ ]+)(?:[ ]+(".+?"|\'.+?\'))?[ ]*\)/', $remainder, $matches))
+        if (preg_match('/^\([ ]*([^ ]+?)(?:[ ]+(".+?"|\'.+?\'))?[ ]*\)/', $remainder, $matches))
         {
             $Element['attributes']['href'] = $matches[1];