diff --git a/paskia/fastapi/sync.py b/paskia/fastapi/sync.py
index 775f9ba..7fc6301 100644
--- a/paskia/fastapi/sync.py
+++ b/paskia/fastapi/sync.py
@@ -256,7 +256,10 @@ async def _handshake(ws: WebSocket) -> _Connection | None:
             await ws.close(code=1008)
             return None
         db.create_satellite_link(
-            link_id, rp_ids, server_part + client_part, label=hello.get("label") or ""
+            link_id,
+            rp_ids,
+            server_part + client_part,
+            label=(hello.get("label") or "")[:80],
         )
     return _Connection(
         ws=ws,