diff --git a/backend/authentication/serializers.py b/backend/authentication/serializers.py
index 7c4f1d92..3005d86f 100644
--- a/backend/authentication/serializers.py
+++ b/backend/authentication/serializers.py
@@ -48,6 +48,7 @@ def validate(self, data):
 
         # Return access tokens for the now logged-in user.
         return {
+            "attributes": attributes,
             "access": str(AccessToken.for_user(user)),
             "refresh": str(RefreshToken.for_user(user)),
         }