diff --git a/config.php b/config.php
index 1dc9988..8163c99 100755
--- a/config.php
+++ b/config.php
@@ -40,7 +40,7 @@
 define('GLPI_ROOT', '../..');
 include (GLPI_ROOT . "/inc/includes.php");
 
-checkRight("config","w");
+Session::checkRight("config", "w");
 
 // To be available when plugin in not activated
 Plugin::load('example');
@@ -49,4 +49,4 @@ commonHeader("TITRE",$_SERVER['PHP_SELF'],"config","plugins");
 echo "This is the plugin config page<br>";
 echo $LANG['plugin_example']["test"];
 commonFooter();
-?>
+?>
\ No newline at end of file
diff --git a/front/popup.php b/front/popup.php
index d4e63a3..a788a07 100644
--- a/front/popup.php
+++ b/front/popup.php
@@ -31,7 +31,7 @@
 define('GLPI_ROOT', '../../..');
 include (GLPI_ROOT . "/inc/includes.php");
 
-checkLoginUser();
+Session::checkLoginUser();
 
 if (isset($_GET["popup"])) {
    $_SESSION["glpipopup"]["name"] = $_GET["popup"];
diff --git a/report.php b/report.php
index 828fc68..30aacab 100644
--- a/report.php
+++ b/report.php
@@ -37,14 +37,14 @@
 //header("Location:../../central.php");
 
 // Entry menu case
-define('GLPI_ROOT', '../..'); 
-include (GLPI_ROOT . "/inc/includes.php"); 
+define('GLPI_ROOT', '../..');
+include (GLPI_ROOT . "/inc/includes.php");
 
-checkRight("config","w");
+Session::checkRight("config", "w");
 
 commonHeader("TITRE",$_SERVER['PHP_SELF'],"plugins");
 
 echo "This is the plugin report page";
 
 commonFooter();
-?>
+?>
\ No newline at end of file
diff --git a/stat.php b/stat.php
index c86aa7c..abb0087 100644
--- a/stat.php
+++ b/stat.php
@@ -37,14 +37,14 @@
 //header("Location:../../central.php");
 
 // Entry menu case
-define('GLPI_ROOT', '../..'); 
-include (GLPI_ROOT . "/inc/includes.php"); 
+define('GLPI_ROOT', '../..');
+include (GLPI_ROOT . "/inc/includes.php");
 
-checkRight("config","w");
+Session::checkRight("config", "w");
 
 commonHeader("TITLE",$_SERVER['PHP_SELF'],"plugins");
 
 echo "This is the plugin stat page";
 
 commonFooter();
-?>
+?>
\ No newline at end of file