diff --git a/htdocs/expensereport/class/expensereportstats.class.php b/htdocs/expensereport/class/expensereportstats.class.php
index 9536d59937d..5d71be15738 100644
--- a/htdocs/expensereport/class/expensereportstats.class.php
+++ b/htdocs/expensereport/class/expensereportstats.class.php
@@ -19,11 +19,11 @@
 
 /**
  *       \file       htdocs/expensereport/class/expensereportstats.class.php
- *       \ingroup    factures
+ *       \ingroup    ExpenseReport
  *       \brief      Fichier de la classe de gestion des stats des expensereport et notes de frais
  */
 include_once DOL_DOCUMENT_ROOT . '/core/class/stats.class.php';
-dol_include_once('/expensereport/class/expensereport.class.php');
+include_once DOL_DOCUMENT_ROOT . '/expensereport/class/expensereport.class.php';
 
 /**
  *  Classe permettant la gestion des stats des expensereports et notes de frais
diff --git a/htdocs/expensereport/export_csv.php b/htdocs/expensereport/export_csv.php
index 05036deaf7c..8228eb68532 100755
--- a/htdocs/expensereport/export_csv.php
+++ b/htdocs/expensereport/export_csv.php
@@ -21,8 +21,8 @@
  */
 
 require '../main.inc.php';
-require_once(DOL_DOCUMENT_ROOT."/core/class/html.formfile.class.php");
-dol_include_once("/expensereport/class/expensereport.class.php");
+require_once DOL_DOCUMENT_ROOT . '/core/class/html.formfile.class.php';
+require_once DOL_DOCUMENT_ROOT . '/expensereport/class/expensereport.class.php';
 
 $langs->load("users");
 $langs->load("trips");
diff --git a/htdocs/expensereport/index.php b/htdocs/expensereport/index.php
index 89469609e2a..b90e6416192 100644
--- a/htdocs/expensereport/index.php
+++ b/htdocs/expensereport/index.php
@@ -25,8 +25,8 @@
  */
 
 require '../main.inc.php';
-require_once DOL_DOCUMENT_ROOT.'/compta/tva/class/tva.class.php';
-dol_include_once("/expensereport/class/expensereport.class.php");
+require_once DOL_DOCUMENT_ROOT . '/compta/tva/class/tva.class.php';
+require_once DOL_DOCUMENT_ROOT . '/expensereport/class/expensereport.class.php';
 
 $langs->load("companies");
 $langs->load("users");
diff --git a/htdocs/expensereport/list.php b/htdocs/expensereport/list.php
index 76a72836e17..44f1426fd36 100755
--- a/htdocs/expensereport/list.php
+++ b/htdocs/expensereport/list.php
@@ -25,8 +25,8 @@
  */
 
 require "../main.inc.php";
-dol_include_once("/expensereport/class/expensereport.class.php");
-require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
+require_once DOL_DOCUMENT_ROOT . '/expensereport/class/expensereport.class.php';
+require_once DOL_DOCUMENT_ROOT . '/core/class/html.formother.class.php';
 
 $langs->load("companies");
 $langs->load("users");
diff --git a/htdocs/expensereport/synchro_compta.php b/htdocs/expensereport/synchro_compta.php
index a436f92e682..ec2703d059a 100755
--- a/htdocs/expensereport/synchro_compta.php
+++ b/htdocs/expensereport/synchro_compta.php
@@ -16,8 +16,8 @@
  */
 
 require '../main.inc.php';
-require_once(DOL_DOCUMENT_ROOT.'/compta/bank/class/account.class.php');
-dol_include_once("/expensereport/class/expensereport.class.php");
+require_once DOL_DOCUMENT_ROOT . '/compta/bank/class/account.class.php';
+require_once DOL_DOCUMENT_ROOT . '/expensereport/class/expensereport.class.php';
 
 $langs->load("companies");
 $langs->load("users");