diff --git a/lib/textlib.class.php b/lib/textlib.class.php
index 0e03161a32e..d67c5d0e4d2 100644
--- a/lib/textlib.class.php
+++ b/lib/textlib.class.php
@@ -26,6 +26,7 @@
 
 /// Required files
     require_once($CFG->libdir.'/typo3/class.t3lib_cs.php');
+    require_once($CFG->libdir.'/typo3/class.t3lib_div.php');
 
 /// If ICONV is available, lets Typo3 library use it for convert
     if (extension_loaded('iconv')) {