diff --git a/htdocs/langs/en_US/products.lang b/htdocs/langs/en_US/products.lang
index f600733cfa7..686e6a034f9 100644
--- a/htdocs/langs/en_US/products.lang
+++ b/htdocs/langs/en_US/products.lang
@@ -5,7 +5,7 @@ Services=Services
 Product=Product
 Service=Service
 Create=Create
-References=References
+Reference=Reference
 NewProduct=New product
 NewService=New service
 ProductCode=Product code
diff --git a/htdocs/langs/fr_FR/products.lang b/htdocs/langs/fr_FR/products.lang
index b8f239e1350..22ec1f3dc6a 100644
--- a/htdocs/langs/fr_FR/products.lang
+++ b/htdocs/langs/fr_FR/products.lang
@@ -5,7 +5,7 @@ Services=Services
 Product=Produit
 Service=Service
 Create=Créer
-References=Références
+Reference=Référence
 NewProduct=Nouveau produit
 NewService=Nouveau service
 ProductCode=Code produit
diff --git a/htdocs/product/stock/entrepot.class.php b/htdocs/product/stock/entrepot.class.php
index dcc578f1ce0..f2b513249b1 100644
--- a/htdocs/product/stock/entrepot.class.php
+++ b/htdocs/product/stock/entrepot.class.php
@@ -281,7 +281,21 @@ class Entrepot
    */
     function nb_products()
     {
-        $sql = "SELECT sum(reel) FROM llx_product_stock WHERE fk_entrepot = ".$this->id;
+    	  global $conf,$user;
+    	  
+        $sql = "SELECT sum(ps.reel)";
+        $sql .= " FROM llx_product_stock as ps";
+        if ($conf->categorie->enabled && !$user->rights->categorie->voir)
+        {
+           $sql .= ", ".MAIN_DB_PREFIX."categorie_product as cp";
+           $sql .= ", ".MAIN_DB_PREFIX."categorie as c";
+        }
+        $sql .= " WHERE ps.fk_entrepot = ".$this->id;
+        if ($conf->categorie->enabled && !$user->rights->categorie->voir)
+        {
+           $sql .= " AND cp.fk_product = ps.fk_product";
+           $sql .= " AND cp.fk_categorie = c.rowid AND c.visible = 1";
+        }
         
           $result = $this->db->query($sql) ;