diff --git a/src/Client.php b/src/Client.php
index a6233aa..53e5364 100755
--- a/src/Client.php
+++ b/src/Client.php
@@ -10,7 +10,7 @@ class Client
     const API_VERSION = '2.0';
     const APP_VERSION = 'pomelopay-connect-php';
     const SIGN_METHOD = 'sha1';
-    const SANDBOX_ENDPOINT = 'https://api.uat.pomelopay.com/public/';
+    const SANDBOX_ENDPOINT = 'https://api.dev.pomelopay.com/public/';
     const PRODUCTION_ENDPOINT = 'https://api.pomelopay.com/public/';
 
     /**