diff --git a/htdocs/asset/list.php b/htdocs/asset/list.php
index 3aa1e8d5f32..903ebc83aad 100644
--- a/htdocs/asset/list.php
+++ b/htdocs/asset/list.php
@@ -25,7 +25,7 @@
 
 // Load Dolibarr environment
 require '../main.inc.php';
-require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php');
+require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/asset/class/asset.class.php';
@@ -507,7 +507,7 @@ if (in_array('builddoc',$arrayofmassactions) && ($nbtotalofrecords === '' || $nb
 {
 	if ($massaction == 'builddoc' || $action == 'remove_file' || $show_files)
 	{
-		require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php');
+		require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 		$formfile = new FormFile($db);
 
 		// Show list of available documents
diff --git a/htdocs/loan/note.php b/htdocs/loan/note.php
index b4639f4b625..f38ed50e431 100644
--- a/htdocs/loan/note.php
+++ b/htdocs/loan/note.php
@@ -28,7 +28,7 @@
  */
 
 require '../main.inc.php';
-require_once(DOL_DOCUMENT_ROOT.'/loan/class/loan.class.php');
+require_once DOL_DOCUMENT_ROOT.'/loan/class/loan.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/loan.lib.php';
 if (! empty($conf->projet->enabled)) {
 	require_once DOL_DOCUMENT_ROOT . '/projet/class/project.class.php';
diff --git a/htdocs/product/stats/card.php b/htdocs/product/stats/card.php
index 8f08e0b0317..3982ea7b87e 100644
--- a/htdocs/product/stats/card.php
+++ b/htdocs/product/stats/card.php
@@ -36,11 +36,8 @@ require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 $WIDTH=DolGraph::getDefaultGraphSizeForStats('width',380);
 $HEIGHT=DolGraph::getDefaultGraphSizeForStats('height',160);
 
-$langs->load("companies");
-$langs->load("products");
-$langs->load("stocks");
-$langs->load("bills");
-$langs->load("other");
+// Load translation files required by the page
+$langs->loadLangs(array('companies', 'products', 'stocks', 'bills', 'other'));
 
 $id		= GETPOST('id','int');         // For this page, id can also be 'all'
 $ref	= GETPOST('ref');
diff --git a/htdocs/product/stats/commande.php b/htdocs/product/stats/commande.php
index 2d01a2f6e9c..58ec2ac4079 100644
--- a/htdocs/product/stats/commande.php
+++ b/htdocs/product/stats/commande.php
@@ -30,9 +30,8 @@ require_once DOL_DOCUMENT_ROOT.'/commande/class/commande.class.php';
 require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 
-$langs->load("orders");
-$langs->load("products");
-$langs->load("companies");
+// Load translation files required by the page
+$langs->loadLangs(array('orders', 'products', 'companies'));
 
 $id = GETPOST('id', 'int');
 $ref = GETPOST('ref', 'alpha');
diff --git a/htdocs/product/stats/commande_fournisseur.php b/htdocs/product/stats/commande_fournisseur.php
index 63bb9028a4e..61f44371f0c 100644
--- a/htdocs/product/stats/commande_fournisseur.php
+++ b/htdocs/product/stats/commande_fournisseur.php
@@ -29,9 +29,8 @@ require_once DOL_DOCUMENT_ROOT . '/fourn/class/fournisseur.commande.class.php';
 require_once DOL_DOCUMENT_ROOT . '/product/class/product.class.php';
 require_once DOL_DOCUMENT_ROOT . '/core/class/html.formother.class.php';
 
-$langs->load("orders");
-$langs->load("products");
-$langs->load("companies");
+// Load translation files required by the page
+$langs->loadLangs(array('orders', 'products', 'companies'));
 
 $id = GETPOST('id', 'int');
 $ref = GETPOST('ref', 'alpha');
diff --git a/htdocs/product/stats/contrat.php b/htdocs/product/stats/contrat.php
index ed4d989011e..6459856c0af 100644
--- a/htdocs/product/stats/contrat.php
+++ b/htdocs/product/stats/contrat.php
@@ -28,9 +28,8 @@ require_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/contrat/class/contrat.class.php';
 require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 
-$langs->load("contracts");
-$langs->load("products");
-$langs->load("companies");
+// Load translation files required by the page
+$langs->loadLangs(array('contracts', 'products', 'companies'));
 
 $id = GETPOST('id', 'int');
 $ref = GETPOST('ref', 'alpha');
diff --git a/htdocs/product/stats/facture.php b/htdocs/product/stats/facture.php
index 47abbee30a0..a1eb69c0611 100644
--- a/htdocs/product/stats/facture.php
+++ b/htdocs/product/stats/facture.php
@@ -31,9 +31,8 @@ require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 
-$langs->load("companies");
-$langs->load("bills");
-$langs->load("products");
+// Load translation files required by the page
+$langs->loadLangs(array('companies', 'bills', 'products'));
 
 $id = GETPOST('id', 'int');
 $ref = GETPOST('ref', 'alpha');
diff --git a/htdocs/product/stats/facture_fournisseur.php b/htdocs/product/stats/facture_fournisseur.php
index e17d03fe7e9..ea67553e632 100644
--- a/htdocs/product/stats/facture_fournisseur.php
+++ b/htdocs/product/stats/facture_fournisseur.php
@@ -31,10 +31,8 @@ require_once DOL_DOCUMENT_ROOT . '/fourn/class/fournisseur.facture.class.php';
 require_once DOL_DOCUMENT_ROOT . '/product/class/product.class.php';
 require_once DOL_DOCUMENT_ROOT . '/core/class/html.formother.class.php';
 
-$langs->load("companies");
-$langs->load("bills");
-$langs->load("products");
-$langs->load("companies");
+// Load translation files required by the page
+$langs->loadLangs(array('companies', 'bills', 'products', 'companies'));
 
 $id = GETPOST('id', 'int');
 $ref = GETPOST('ref', 'alpha');
diff --git a/htdocs/product/stats/propal.php b/htdocs/product/stats/propal.php
index 36dcc945fe1..69c567508f3 100644
--- a/htdocs/product/stats/propal.php
+++ b/htdocs/product/stats/propal.php
@@ -30,8 +30,8 @@ require_once DOL_DOCUMENT_ROOT . '/comm/propal/class/propal.class.php';
 require_once DOL_DOCUMENT_ROOT . '/product/class/product.class.php';
 require_once DOL_DOCUMENT_ROOT . '/core/class/html.formother.class.php';
 
-$langs->load("products");
-$langs->load("companies");
+// Load translation files required by the page
+$langs->loadLangs(array('products', 'companies'));
 
 $id = GETPOST('id', 'int');
 $ref = GETPOST('ref', 'alpha');
diff --git a/htdocs/product/stats/supplier_proposal.php b/htdocs/product/stats/supplier_proposal.php
index 587d024b4c4..c040e3ae3a5 100644
--- a/htdocs/product/stats/supplier_proposal.php
+++ b/htdocs/product/stats/supplier_proposal.php
@@ -30,8 +30,8 @@ require_once DOL_DOCUMENT_ROOT . '/supplier_proposal/class/supplier_proposal.cla
 require_once DOL_DOCUMENT_ROOT . '/product/class/product.class.php';
 require_once DOL_DOCUMENT_ROOT . '/core/class/html.formother.class.php';
 
-$langs->load("products");
-$langs->load("companies");
+// Load translation files required by the page
+$langs->loadLangs(array('products', 'companies'));
 
 $id = GETPOST('id', 'int');
 $ref = GETPOST('ref', 'alpha');
diff --git a/htdocs/ticketsup/list.php b/htdocs/ticketsup/list.php
index 4a91b9cc4ac..a77bf72859d 100644
--- a/htdocs/ticketsup/list.php
+++ b/htdocs/ticketsup/list.php
@@ -695,7 +695,7 @@ if (in_array('builddoc',$arrayofmassactions) && ($nbtotalofrecords === '' || $nb
 	$hidegeneratedfilelistifempty=1;
 	if ($massaction == 'builddoc' || $action == 'remove_file' || $show_files) $hidegeneratedfilelistifempty=0;
 
-	require_once(DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php');
+	require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 	$formfile = new FormFile($db);
 
 	// Show list of available documents