diff --git a/appstore.js b/appstore.js
index 753e2e4..c413199 100644
--- a/appstore.js
+++ b/appstore.js
@@ -35,7 +35,7 @@ function verifyResponse(res, errorMessage) {
 
 AppStore.prototype.getAccessToken = function (user) {
     var res = request.get(this._origin + '/api/v1/login').auth(user.email, user.password).end();
-    verifyResponse(res, 'Could not login');
+    verifyResponse(res, 'Could not login as user:' + user.email + ' password:' + user.password);
     return res.body.accessToken;
 };