diff --git a/app/doorboy-proxy.py b/app/doorboy-proxy.py
index 62561c1..a28f2a8 100755
--- a/app/doorboy-proxy.py
+++ b/app/doorboy-proxy.py
@@ -212,7 +212,7 @@ async def swipe(request):
         "door": data["door"],
         "approved": data["approved"],
         "user": token.get("inventory", {}).get("owner", {}).get("username", ""),
-        "uid_hash": data["uid_hash"],
+        "userExtra": data["uid_hash"],
     }
     await request.app.ctx.db.doorlog.insert_one(event_swipe)
 
diff --git a/app/slack.py b/app/slack.py
index bf58026..4db7584 100644
--- a/app/slack.py
+++ b/app/slack.py
@@ -72,14 +72,12 @@ async def slack_log_fwd(app):
             print(e)
 
 # -> approved, user, err
-def slack_authz(authGroup: str, slackId: str, slackName: str, channel_id: str) -> Tuple[bool, str, str]:
+def slack_authz(authGroup: str, slackId: str, channel_id: str) -> Tuple[bool, str, str]:
     groups, user = kube.by_slackid(slackId)
     if user is None:
-        user = f"{slackId} (slack u/n: {slackName})" # slackName can be changed by user
-
         if authGroup == "k-space:floor":
             if channel_id == SLACK_CHANNEL_ID:
-                print(f"WARN: slack #members open with unlinked ID: {user}")
+                print(f"WARN: slack #members open with unlinked ID: {slackId}")
                 return True, user, f"This will stop working! Your Slack ID {slackId} is not linked with auth.k-space.ee, please notify info@k-space.ee."
 
             return False, user, f"No user with slack_id {slackId}. Try in #members or doorboy.k-space.ee. Help at info@k-space.ee.",
@@ -105,13 +103,15 @@ async def slack_open(request):
         print(f"WARN: unknown slack door {door}")
         return "Invalid door! (git.k-space.ee/k-space/doorboy-proxy)"
 
+    # user may be empty, if not linked to kube user
     ok, user, err = slack_authz(
         authGroup,
         request.form.get("user_id"),
-        request.form.get("user_name"),
         request.form.get("channel_id"),
     )
 
+    userExtra = f"{request.form.get("user_id")} (slack u/n: {request.form.get("user_name")})" # slackName can be changed by user
+
     doors = [door]
     if door == "alldoors":
         # outside non-special doors
@@ -125,6 +125,7 @@ async def slack_open(request):
                 "door": d,
                 "approved": ok,
                 "user": user,
+                "userExtra": userExtra,
             }
         )