diff --git a/ui/ui.forms.inc b/ui/ui.forms.inc
index 95ddf3e..1439304 100644
--- a/ui/ui.forms.inc
+++ b/ui/ui.forms.inc
@@ -616,7 +616,7 @@ function rules_ui_form_data_selection_auto_completion($parameter, $form_build_id
         else {
           $text = check_plain($selector) . ' (' . check_plain($info['label']) . ')';
         }
-        $matches[$selector] = "<div" . drupal_attributes($attributes) . ">$text</div";
+        $matches[$selector] = "<div" . drupal_attributes($attributes) . ">$text</div>";
       }
     }
   }