diff --git a/application/views/helpers/FormTriStateCheckbox.php b/application/views/helpers/FormTriStateCheckbox.php
index 61089cc51..293da78d8 100644
--- a/application/views/helpers/FormTriStateCheckbox.php
+++ b/application/views/helpers/FormTriStateCheckbox.php
@@ -1,8 +1,6 @@
 <?php
 /* Icinga Web 2 | (c) 2013-2015 Icinga Development Team | GPLv2+ */
 
-use \Zend_View_Helper_FormElement;
-
 /**
  * Helper to generate a "datetime" element
  */