diff --git a/htdocs/core/class/commonstickergenerator.class.php b/htdocs/core/class/commonstickergenerator.class.php
index 3a83d015f65..0e5b76516d8 100644
--- a/htdocs/core/class/commonstickergenerator.class.php
+++ b/htdocs/core/class/commonstickergenerator.class.php
@@ -54,12 +54,13 @@
 require_once DOL_DOCUMENT_ROOT.'/core/lib/pdf.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/format_cards.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/commondocgenerator.class.php';
 
 
 /**
  *	Class to generate stick sheet with format Avery or other personalised
  */
-abstract class CommonStickerGenerator
+abstract class CommonStickerGenerator extends CommonDocGenerator
 {
 	/**
 	 * @var DoliDB Database handler.
@@ -68,41 +69,6 @@ abstract class CommonStickerGenerator
 
 	public $code; // Code of format
 
-	/**
-	 * @var int page_largeur
-	 */
-	public $page_largeur;
-
-	/**
-	 * @var int page_hauteur
-	 */
-	public $page_hauteur;
-
-	/**
-	 * @var array format
-	 */
-	public $format;
-
-	/**
-	 * @var int marge_gauche
-	 */
-	public $marge_gauche;
-
-	/**
-	 * @var int marge_droite
-	 */
-	public $marge_droite;
-
-	/**
-	 * @var int marge_haute
-	 */
-	public $marge_haute;
-
-	/**
-	 * @var int marge_basse
-	 */
-	public $marge_basse;
-
 	// phpcs:disable PEAR.NamingConventions.ValidVariableName.PublicUnderscore
 	// protected
 	// Nom du format de l'etiquette
diff --git a/htdocs/hrm/class/evaluationdet.class.php b/htdocs/hrm/class/evaluationdet.class.php
index 478a4625998..81984b00a88 100644
--- a/htdocs/hrm/class/evaluationdet.class.php
+++ b/htdocs/hrm/class/evaluationdet.class.php
@@ -26,7 +26,7 @@
  */
 
 // Put here all includes required by your class file
-require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobjectline.class.php';
 require_once DOL_DOCUMENT_ROOT . '/hrm/class/skillrank.class.php';
 //require_once DOL_DOCUMENT_ROOT . '/societe/class/societe.class.php';
 //require_once DOL_DOCUMENT_ROOT . '/product/class/product.class.php';
diff --git a/htdocs/hrm/class/skilldet.class.php b/htdocs/hrm/class/skilldet.class.php
index 70589b8431e..b389bbb716b 100644
--- a/htdocs/hrm/class/skilldet.class.php
+++ b/htdocs/hrm/class/skilldet.class.php
@@ -26,14 +26,14 @@
  */
 
 // Put here all includes required by your class file
-require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
+require_once DOL_DOCUMENT_ROOT.'/core/class/commonobjectline.class.php';
 //require_once DOL_DOCUMENT_ROOT . '/societe/class/societe.class.php';
 //require_once DOL_DOCUMENT_ROOT . '/product/class/product.class.php';
 
 /**
  * Class for Skilldet
  */
-class Skilldet extends CommonObject
+class Skilldet extends CommonObjectLine
 {
 	/**
 	 * @var string ID of module.