diff --git a/oc_api/OpenClassroomsAPI.php b/oc_api/OpenClassroomsAPI.php
index 3df43a2f22804af837b466e6e5a9523f3de970d9..e2be08bc57938b154cdb6fb187d4e4d8c2112f3f 100644
--- a/oc_api/OpenClassroomsAPI.php
+++ b/oc_api/OpenClassroomsAPI.php
@@ -442,7 +442,7 @@ class OpenClassroomsAPI {
       $httpkeys_file = plugin_dir_path( __FILE__ ).'.httpkeys';
       if (is_file($httpkeys_file)) {
 	include($httpkeys_file);
-	if (!(isset(self::$httpkeys) && isset(self::$httpkeys['OAuth2/client_id']) && isset(self::$httpkeys['OAuth2/basic_auth']) && isset(self::$httpkeys['OAuth2/reditect_url'])))
+	if (!(isset(self::$httpkeys) && isset(self::$httpkeys['OAuth2/client_id']) && isset(self::$httpkeys['OAuth2/basic_auth']) && isset(self::$httpkeys['OAuth2/reditect_uri'])))
 	  self::reportLog("OpenClassroomsAPI::getAuth: Bad '.httpkeys' file format");
       } else {
 	self::reportLog("OpenClassroomsAPI::getAuth: Unable to read the '.httpkeys' file");