diff --git a/htdocs/core/lib/report.lib.php b/htdocs/core/lib/report.lib.php
index 9c701441765..d41594c3193 100644
--- a/htdocs/core/lib/report.lib.php
+++ b/htdocs/core/lib/report.lib.php
@@ -31,7 +31,7 @@
 *    @param 	string	$period         Period of report
 *    @param 	string	$periodlink     Link to switch period
 *    @param 	string	$description    Description
-*    @param 	date	$builddate      Date generation
+*    @param 	int		$builddate      Date generation
 *    @param 	string	$exportlink     Link for export or ''
 *    @param		array	$moreparam		Array with list of params to add into form
 *    @param		string	$calcmode		Calculation mode