diff --git a/htdocs/core/modules/expedition/doc/pdf_rouget.modules.php b/htdocs/core/modules/expedition/doc/pdf_rouget.modules.php
index dc29b6411f5..48141b36b4d 100644
--- a/htdocs/core/modules/expedition/doc/pdf_rouget.modules.php
+++ b/htdocs/core/modules/expedition/doc/pdf_rouget.modules.php
@@ -662,7 +662,7 @@ class pdf_rouget extends ModelePdfExpedition
 	/**
 	 *	Show total to pay
 	 *
-	 *	@param	PDF			$pdf           Object PDF
+	 *	@param	TCPDF		&$pdf           Object PDF
 	 *	@param  Facture		$object         Object invoice
 	 *	@param  int			$deja_regle     Montant deja regle
 	 *	@param	int			$posy			Position depart
@@ -769,7 +769,7 @@ class pdf_rouget extends ModelePdfExpedition
 	/**
 	 *   Show table for lines
 	 *
-	 *   @param		PDF			$pdf     		Object PDF
+	 *   @param		TCPDF		&$pdf     		Object PDF
 	 *   @param		string		$tab_top		Top position of table
 	 *   @param		string		$tab_height		Height of table (rectangle)
 	 *   @param		int			$nexY			Y
@@ -857,7 +857,7 @@ class pdf_rouget extends ModelePdfExpedition
 	/**
 	 *  Show top header of page.
 	 *
-	 *  @param	PDF			$pdf     		Object PDF
+	 *  @param	TCPDF		&$pdf     		Object PDF
 	 *  @param  Object		$object     	Object to show
 	 *  @param  int	    	$showaddress    0=no, 1=yes
 	 *  @param  Translate	$outputlangs	Object lang for output