diff --git a/library/smarty/libs/plugins/modifiercompiler.count_sentences.php b/library/smarty/libs/plugins/modifiercompiler.count_sentences.php
deleted file mode 100644
--- a/library/smarty/libs/plugins/modifiercompiler.count_sentences.php
+++ /dev/null
@@ -1,26 +0,0 @@
-<?php
-/**
- * Smarty plugin
- *
- * @package    Smarty
- * @subpackage PluginsModifierCompiler
- */
-
-/**
- * Smarty count_sentences modifier plugin
- * Type:     modifier<br>
- * Name:     count_sentences
- * Purpose:  count the number of sentences in a text
- *
- * @link    http://www.smarty.net/manual/en/language.modifier.count.paragraphs.php
- *          count_sentences (Smarty online manual)
- * @author  Uwe Tews
- *
- * @param array $params parameters
- *
- * @return string with compiled code
- */
-function smarty_modifiercompiler_count_sentences($params) {
-    // find periods, question marks, exclamation marks with a word before but not after.
-    return 'preg_match_all("#\w[\.\?\!](\W|$)#S' . Smarty::$_UTF8_MODIFIER . '", ' . $params[0] . ', $tmp)';
-}