diff --git a/crates/ruma-events/src/room/encrypted/relation_serde.rs b/crates/ruma-events/src/room/encrypted/relation_serde.rs
index 18690a8b..1815ec81 100644
--- a/crates/ruma-events/src/room/encrypted/relation_serde.rs
+++ b/crates/ruma-events/src/room/encrypted/relation_serde.rs
@@ -40,6 +40,7 @@ impl Serialize for Relation {
     where
         S: Serializer,
     {
+        #[allow(clippy::needless_update)]
         let relates_to = match self {
             #[cfg(feature = "unstable-pre-spec")]
             Relation::Annotation(r) => RelatesToJsonRepr {
diff --git a/crates/ruma-events/src/room/message/relation_serde.rs b/crates/ruma-events/src/room/message/relation_serde.rs
index 58bf1450..77b64642 100644
--- a/crates/ruma-events/src/room/message/relation_serde.rs
+++ b/crates/ruma-events/src/room/message/relation_serde.rs
@@ -43,6 +43,7 @@ impl Serialize for Relation {
     where
         S: Serializer,
     {
+        #[allow(clippy::needless_update)]
         let json_repr = match self {
             Relation::Reply { in_reply_to } => EventWithRelatesToJsonRepr::new(RelatesToJsonRepr {
                 in_reply_to: Some(in_reply_to.clone()),
diff --git a/crates/ruma-events/tests/pdu.rs b/crates/ruma-events/tests/pdu.rs
index 323d2a8e..2392d6ce 100644
--- a/crates/ruma-events/tests/pdu.rs
+++ b/crates/ruma-events/tests/pdu.rs
@@ -55,7 +55,7 @@ fn serialize_pdu_as_v1() {
         "event_id": "$somejoinevent:matrix.org",
         "sender": "@sender:example.com",
         "origin": "matrix.org",
-        "origin_server_ts": 1_592_050_773_658u64,
+        "origin_server_ts": 1_592_050_773_658_u64,
         "type": "m.room.power_levels",
         "content": {
             "testing": 123
@@ -114,7 +114,7 @@ fn serialize_pdu_as_v3() {
         "room_id": "!n8f893n9:example.com",
         "sender": "@sender:example.com",
         "origin": "matrix.org",
-        "origin_server_ts": 1_592_050_773_658u64,
+        "origin_server_ts": 1_592_050_773_658_u64,
         "type": "m.room.power_levels",
         "content": {
             "testing": 123