--- weblink.module#1
+++ weblink.module
@@ -247,6 +247,9 @@
         $node->teaser .=  l(t('visit %link', array('%link' => $node->title)), "weblink/goto/$node->lid", array('class' => 'outgoing', 'title' => t('visit %link', array('%link' => $node->url))), NULL, NULL, TRUE) . (user_access("access statistics") ? " ({$node->clicks})" : "");
       }
       break;
+    case 'update':
+      cache_clear_all('filter:', TRUE);
+      break;
   }
 } 
 ?>