diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index dff1d84dddc..f5c05fdf969 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -297,7 +297,7 @@ function GETPOSTISSET($paramname)
  *  @param  int     $filter      Filter to apply when $check is set to 'custom'. (See http://php.net/manual/en/filter.filters.php for détails)
  *  @param  mixed   $options     Options to pass to filter_var when $check is set to 'custom'
  *  @param	string	$noreplace	 Force disable of replacement of __xxx__ strings.
- *  @return string|string[]      Value found (string or array), or '' if check fails
+ *  @return string|array         Value found (string or array), or '' if check fails
  */
 function GETPOST($paramname, $check = 'alphanohtml', $method = 0, $filter = null, $options = null, $noreplace = 0)
 {