diff --git a/htdocs/core/modules/commande/doc/pdf_einstein.modules.php b/htdocs/core/modules/commande/doc/pdf_einstein.modules.php
index c7c032bbddcdd..05231f7e9d75c 100644
--- a/htdocs/core/modules/commande/doc/pdf_einstein.modules.php
+++ b/htdocs/core/modules/commande/doc/pdf_einstein.modules.php
@@ -224,7 +224,7 @@ function write_file($object, $outputlangs, $srctemplatepath='', $hidedetails=0,
 		// For backward compatibility with FPDF, force output charset to ISO, because FPDF expect text to be encoded in ISO
 		if (! empty($conf->global->MAIN_USE_FPDF)) $outputlangs->charset_output='ISO-8859-1';
 
-		// Translations
+		// Load translation files required by the page
 		$outputlangs->loadLangs(array("main", "dict", "companies", "bills", "products", "orders", "deliveries"));
 
 		$nblignes = count($object->lines);
diff --git a/htdocs/core/modules/livraison/doc/pdf_typhon.modules.php b/htdocs/core/modules/livraison/doc/pdf_typhon.modules.php
index ae0dcb6a74f40..8b8c629c30b07 100644
--- a/htdocs/core/modules/livraison/doc/pdf_typhon.modules.php
+++ b/htdocs/core/modules/livraison/doc/pdf_typhon.modules.php
@@ -195,7 +195,7 @@ function write_file($object,$outputlangs,$srctemplatepath='',$hidedetails=0,$hid
 		// For backward compatibility with FPDF, force output charset to ISO, because FPDF expect text to be encoded in ISO
 		if (! empty($conf->global->MAIN_USE_FPDF)) $outputlangs->charset_output='ISO-8859-1';
 
-		// Translations
+		// Load translation files required by the page
 		$outputlangs->loadLangs(array("main", "dict", "companies", "bills", "products", "sendings", "deliveries"));
 
 		if ($conf->expedition->dir_output)
diff --git a/htdocs/core/modules/product/doc/doc_generic_product_odt.modules.php b/htdocs/core/modules/product/doc/doc_generic_product_odt.modules.php
index 1ee00f486e571..82b33d3524009 100644
--- a/htdocs/core/modules/product/doc/doc_generic_product_odt.modules.php
+++ b/htdocs/core/modules/product/doc/doc_generic_product_odt.modules.php
@@ -240,6 +240,7 @@ function write_file($object,$outputlangs,$srctemplatepath,$hidedetails=0,$hidede
 		$sav_charset_output=$outputlangs->charset_output;
 		$outputlangs->charset_output='UTF-8';
 
+		// Load translation files required by the page
 		$outputlangs->loadLangs(array("main", "dict", "companies", "bills"));
 
 		if ($conf->produit->dir_output)
diff --git a/htdocs/core/modules/project/task/doc/doc_generic_task_odt.modules.php b/htdocs/core/modules/project/task/doc/doc_generic_task_odt.modules.php
index d76ae3b586a77..425f9ad1b18ce 100644
--- a/htdocs/core/modules/project/task/doc/doc_generic_task_odt.modules.php
+++ b/htdocs/core/modules/project/task/doc/doc_generic_task_odt.modules.php
@@ -445,6 +445,7 @@ function write_file($object,$outputlangs,$srctemplatepath)
 		$sav_charset_output=$outputlangs->charset_output;
 		$outputlangs->charset_output='UTF-8';
 
+		// Load translation files required by the page
 		$outputlangs->loadLangs(array("main", "dict", "companies", "projects"));
 
 		if ($conf->projet->dir_output)
diff --git a/htdocs/core/modules/usergroup/doc/doc_generic_usergroup_odt.modules.php b/htdocs/core/modules/usergroup/doc/doc_generic_usergroup_odt.modules.php
index 798231ed688e2..b89f68d755b78 100644
--- a/htdocs/core/modules/usergroup/doc/doc_generic_usergroup_odt.modules.php
+++ b/htdocs/core/modules/usergroup/doc/doc_generic_usergroup_odt.modules.php
@@ -44,9 +44,9 @@ class doc_generic_usergroup_odt extends ModelePDFUserGroup
 	public $emetteur;
 
 	/**
-   * @var array() Minimum version of PHP required by module.
+     * @var array() Minimum version of PHP required by module.
 	 * e.g.: PHP ≥ 5.4 = array(5, 4)
-   */
+     */
 	public $phpmin = array(5, 4);
 
 	/**