diff --git a/src/database/rooms.rs b/src/database/rooms.rs
index b05785d..ec28418 100644
--- a/src/database/rooms.rs
+++ b/src/database/rooms.rs
@@ -449,6 +449,7 @@ impl Rooms {
     ///
     /// By this point the incoming event should be fully authenticated, no auth happens
     /// in `append_pdu`.
+    #[allow(clippy::too_many_arguments)]
     pub fn append_pdu(
         &self,
         pdu: &PduEvent,