diff --git a/htdocs/core/modules/product/doc/pdf_standard.modules.php b/htdocs/core/modules/product/doc/pdf_standard.modules.php
index a5ac7cec255..8d30448bf2f 100644
--- a/htdocs/core/modules/product/doc/pdf_standard.modules.php
+++ b/htdocs/core/modules/product/doc/pdf_standard.modules.php
@@ -98,6 +98,9 @@ class pdf_standard extends ModelePDFProduct
      */
 	public $marge_haute;
 
+	/**
+     * @var int marge_basse
+     */
 	public $marge_basse;
 
     /**
diff --git a/htdocs/core/modules/stock/doc/pdf_standard.modules.php b/htdocs/core/modules/stock/doc/pdf_standard.modules.php
index 14d6a1015c1..ce01124211a 100644
--- a/htdocs/core/modules/stock/doc/pdf_standard.modules.php
+++ b/htdocs/core/modules/stock/doc/pdf_standard.modules.php
@@ -98,6 +98,9 @@ class pdf_standard extends ModelePDFStock
      */
 	public $marge_haute;
 
+	/**
+     * @var int marge_basse
+     */
 	public $marge_basse;
 
     /**
diff --git a/htdocs/core/modules/stock/doc/pdf_stdmovement.modules.php b/htdocs/core/modules/stock/doc/pdf_stdmovement.modules.php
index 84358355ef6..2fd86069d01 100644
--- a/htdocs/core/modules/stock/doc/pdf_stdmovement.modules.php
+++ b/htdocs/core/modules/stock/doc/pdf_stdmovement.modules.php
@@ -99,6 +99,9 @@ class pdf_stdmovement extends ModelePDFMovement
      */
 	public $marge_haute;
 
+	/**
+     * @var int marge_basse
+     */
 	public $marge_basse;
 
     /**