diff --git a/htdocs/core/filemanagerdol/connectors/php/util.php b/htdocs/core/filemanagerdol/connectors/php/util.php
index d221c936fbf..0a7b5fbf9ad 100644
--- a/htdocs/core/filemanagerdol/connectors/php/util.php
+++ b/htdocs/core/filemanagerdol/connectors/php/util.php
@@ -51,7 +51,7 @@ function RemoveFromEnd($sourceString, $charToRemove)
 /**
  * FindBadUtf8
  *
- * @param 	unknown_type $string		String
+ * @param 	string $string		String
  * @return	boolean
  */
 function FindBadUtf8($string)