diff --git a/htdocs/core/modules/contract/doc/pdf_strato.modules.php b/htdocs/core/modules/contract/doc/pdf_strato.modules.php
index 353b77ffaf7..bb8342de557 100644
--- a/htdocs/core/modules/contract/doc/pdf_strato.modules.php
+++ b/htdocs/core/modules/contract/doc/pdf_strato.modules.php
@@ -96,13 +96,13 @@ class pdf_strato extends ModelePDFContract
 	/**
      *  Function to build pdf onto disk
      *
-     *  @param		int		$object				Id of object to generate
-     *  @param		object	$outputlangs		Lang output object
-     *  @param		string	$srctemplatepath	Full path of source filename for generator using a template file
-     *  @param		int		$hidedetails		Do not show line details
-     *  @param		int		$hidedesc			Do not show desc
-     *  @param		int		$hideref			Do not show ref
-     *  @return     int             			1=OK, 0=KO
+     *  @param		CommonObject	$object				Id of object to generate
+     *  @param		object			$outputlangs		Lang output object
+     *  @param		string			$srctemplatepath	Full path of source filename for generator using a template file
+     *  @param		int				$hidedetails		Do not show line details
+     *  @param		int				$hidedesc			Do not show desc
+     *  @param		int				$hideref			Do not show ref
+     *  @return		int									1=OK, 0=KO
 	 */
 	function write_file($object,$outputlangs,$srctemplatepath='',$hidedetails=0,$hidedesc=0,$hideref=0)
 	{