diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 6f74934b655..5921f5a33ed 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -3104,7 +3104,7 @@ function dol_getdate($timestamp, $fast = false, $forcetimezone = '')
  *										'tzuserrel' = local to user TZ taking dst into account at the given date. Use this one to convert date input from user into a GMT date.
  *										'tz,TimeZone' = use specified timezone
  *	@param	int			$check			0=No check on parameters (Can use day 32, etc...)
- *	@return	int|string					Date as a timestamp, '' or false if error
+ *	@return	int|string					Date as a timestamp, '' if error
  * 	@see 								dol_print_date(), dol_stringtotime(), dol_getdate()
  */
 function dol_mktime($hour, $minute, $second, $month, $day, $year, $gm = 'auto', $check = 1)