diff --git a/server/vbv_lernwelt/sso/views.py b/server/vbv_lernwelt/sso/views.py
index 83407746..ba0c208c 100644
--- a/server/vbv_lernwelt/sso/views.py
+++ b/server/vbv_lernwelt/sso/views.py
@@ -47,7 +47,6 @@ def _user_data_from_token_data(token: dict) -> dict:
     return {
         "first_name": token.get("given_name", ""),
         "last_name": token.get("family_name", ""),
-        "username": token.get("preferred_username", first_email),
         "email": first_email,
-        "oid": token.get("oid"),
+        "sso_id": token.get("oid"),
     }