diff --git a/src/routes/user.js b/src/routes/user.js
index dd36580d7..aa3f7f04a 100644
--- a/src/routes/user.js
+++ b/src/routes/user.js
@@ -54,6 +54,7 @@ function create(req, res, next) {
             displayName: user.displayName,
             email: user.email,
             admin: user.admin,
+            groupIds: [ ],
             resetToken: user.resetToken
         };