diff --git a/synchro/synchro_import.php b/synchro/synchro_import.php
index c58a8ebf3..a4a1c54c1 100644
--- a/synchro/synchro_import.php
+++ b/synchro/synchro_import.php
@@ -303,7 +303,7 @@ if (utils::IsModeCLI())
 }
 else
 {
-	$_SESSION['login_mode'] = 'basic';
+	$_REQUEST['login_mode'] = 'basic';
 	require_once APPROOT.'/application/loginwebpage.class.inc.php';
 	LoginWebPage::DoLogin(); // Check user rights and prompt if needed
 
diff --git a/webservices/cron.php b/webservices/cron.php
index 050a2cc3f..d84aa63ab 100644
--- a/webservices/cron.php
+++ b/webservices/cron.php
@@ -505,7 +505,7 @@ if (utils::IsModeCLI())
 }
 else
 {
-	$_SESSION['login_mode'] = 'basic';
+	$_REQUEST['login_mode'] = 'basic';
 	require_once(APPROOT.'/application/loginwebpage.class.inc.php');
 	LoginWebPage::DoLogin(); // Check user rights and prompt if needed
 }
diff --git a/webservices/import.php b/webservices/import.php
index 0b5eec6fe..96611eb30 100644
--- a/webservices/import.php
+++ b/webservices/import.php
@@ -260,7 +260,7 @@ if (utils::IsModeCLI())
 }
 else
 {
-	$_SESSION['login_mode'] = 'basic';
+	$_REQUEST['login_mode'] = 'basic';
 	require_once(APPROOT.'/application/loginwebpage.class.inc.php');
 	LoginWebPage::DoLogin(); // Check user rights and prompt if needed