--- follow.module       2013-04-16 16:26:17.000000000 -0400
+++ follow.new  2013-04-16 16:25:55.000000000 -0400
@@ -499,6 +499,7 @@
   }
   $elements['url'] = array(
     '#type' => 'textfield',
+    '#maxlength' => 255,
     '#follow_network' => $link->name,
     '#follow_uid' => $uid,
     '#default_value' => isset($link->url) ? $link->url : '',