diff --git a/src/state.rs b/src/state.rs
index 1b7e0d5..c4aedf0 100644
--- a/src/state.rs
+++ b/src/state.rs
@@ -18,6 +18,7 @@ pub struct Listener;
 pub struct Announcer;
 
 pub struct State<Kind> {
+    #[expect(dead_code, reason = "like PhantomData")]
     pub kind: Kind,
     pub client: Arc<RwLock<AsyncClient>>,
     pub bookings: Arc<RwLock<HashMap<String, Booking>>>,