diff --git a/controllers/admin/AdminModulesController.php b/controllers/admin/AdminModulesController.php
index 3b5dc24d6..b4d277280 100644
--- a/controllers/admin/AdminModulesController.php
+++ b/controllers/admin/AdminModulesController.php
@@ -211,6 +211,7 @@ class AdminModulesControllerCore extends AdminController
 			Configuration::updateValue('PS_LOGGED_ON_ADDONS', 1);
 			$this->context->cookie->username_addons = pSQL(trim(Tools::getValue('username_addons')));
 			$this->context->cookie->password_addons = pSQL(trim(Tools::getValue('password_addons')));
+			$this->context->cookie->write();
 		}
 		die($result);
 	}