diff --git a/library/Unl/View/Helper/HtmlDiff.php b/library/Unl/View/Helper/HtmlDiff.php
index e4c6d8e85315ee663d6eb93bfdebe649d8ca9300..6c8a874397533d6f6f4d388fa9bc7e24994e437c 100644
--- a/library/Unl/View/Helper/HtmlDiff.php
+++ b/library/Unl/View/Helper/HtmlDiff.php
@@ -24,7 +24,7 @@ class Unl_View_Helper_HtmlDiff extends Zend_View_Helper_Abstract
 
         Zend_Loader_Autoloader::getInstance()->registerNamespace('Horde_');
         if (!self::$_diffRenderer) {
-            self::$_diffRenderer = new Horde_Text_Diff_Renderer_inline();
+            self::$_diffRenderer = new Horde_Text_Diff_Renderer_Inline();
         }
 
         $currentArray = array();