diff --git a/controllers/front/ParentOrderController.php b/controllers/front/ParentOrderController.php
index 486fd42fe..f35f64277 100644
--- a/controllers/front/ParentOrderController.php
+++ b/controllers/front/ParentOrderController.php
@@ -55,7 +55,10 @@ class ParentOrderControllerCore extends FrontController
 		$this->nbProducts = $this->context->cart->nbProducts();
 
 		global $isVirtualCart;
-
+		
+		if (!$this->context->customer->isLogged(true) && $this->context->getMobileDevice() && Tools::getValue('step'))
+			Tools::redirect($this->context->link->getPageLink('authentication', true, (int)$this->context->language->id, $params));
+		
 		// Redirect to the good order process
 		if (Configuration::get('PS_ORDER_PROCESS_TYPE') == 0 && Dispatcher::getInstance()->getController() != 'order')
 			Tools::redirect('index.php?controller=order');