diff --git a/crates/matrix-sdk-common/src/deserialized_responses.rs b/crates/matrix-sdk-common/src/deserialized_responses.rs
index 99209eb1e7..356c3133c3 100644
--- a/crates/matrix-sdk-common/src/deserialized_responses.rs
+++ b/crates/matrix-sdk-common/src/deserialized_responses.rs
@@ -474,8 +474,9 @@ impl TimelineEvent {
 
     /// Returns a reference to the (potentially decrypted) Matrix event inside
     /// this `TimelineEvent`.
-    pub fn event(&self) -> &Raw<AnyTimelineEvent> {
-        &self.inner_event
+    pub fn event(&self) -> &Raw<AnySyncTimelineEvent> {
+        // TODO: make `inner_event` an AnySyncTimelineEvent instead.
+        self.inner_event.cast_ref()
     }
 
     /// If the event was a decrypted event that was successfully decrypted, get
diff --git a/crates/matrix-sdk-ui/src/notification_client.rs b/crates/matrix-sdk-ui/src/notification_client.rs
index df182d7de8..98cf977569 100644
--- a/crates/matrix-sdk-ui/src/notification_client.rs
+++ b/crates/matrix-sdk-ui/src/notification_client.rs
@@ -552,9 +552,7 @@ impl NotificationClient {
         let mut timeline_event = response.event.ok_or(Error::ContextMissingEvent)?;
         let state_events = response.state;
 
-        if let Some(decrypted_event) =
-            self.retry_decryption(&room, timeline_event.event().cast_ref()).await?
-        {
+        if let Some(decrypted_event) = self.retry_decryption(&room, timeline_event.event()).await? {
             timeline_event = decrypted_event;
         }
 
diff --git a/crates/matrix-sdk-ui/src/timeline/event_item/content/message.rs b/crates/matrix-sdk-ui/src/timeline/event_item/content/message.rs
index e470c61b55..2d9756a78c 100644
--- a/crates/matrix-sdk-ui/src/timeline/event_item/content/message.rs
+++ b/crates/matrix-sdk-ui/src/timeline/event_item/content/message.rs
@@ -26,7 +26,7 @@ use ruma::{
             MessageType, Relation, RoomMessageEventContent, RoomMessageEventContentWithoutRelation,
             SyncRoomMessageEvent,
         },
-        AnyMessageLikeEventContent, AnySyncMessageLikeEvent, AnyTimelineEvent,
+        AnyMessageLikeEventContent, AnySyncMessageLikeEvent, AnySyncTimelineEvent,
         BundledMessageLikeRelations, Mentions,
     },
     html::RemoveReplyFallback,
@@ -298,7 +298,7 @@ impl RepliedToEvent {
         room_data_provider: &P,
     ) -> Result<Self, TimelineError> {
         let event = match timeline_event.event().deserialize() {
-            Ok(AnyTimelineEvent::MessageLike(event)) => event,
+            Ok(AnySyncTimelineEvent::MessageLike(event)) => event,
             _ => {
                 return Err(TimelineError::UnsupportedEvent);
             }
diff --git a/crates/matrix-sdk/tests/integration/client.rs b/crates/matrix-sdk/tests/integration/client.rs
index a93c876ea2..ce3e1ad127 100644
--- a/crates/matrix-sdk/tests/integration/client.rs
+++ b/crates/matrix-sdk/tests/integration/client.rs
@@ -755,8 +755,8 @@ async fn test_encrypt_room_event() {
         .expect("We should be able to deserialize the decrypted event");
 
     assert_let!(
-        ruma::events::AnyTimelineEvent::MessageLike(
-            ruma::events::AnyMessageLikeEvent::RoomMessage(message_event)
+        ruma::events::AnySyncTimelineEvent::MessageLike(
+            ruma::events::AnySyncMessageLikeEvent::RoomMessage(message_event)
         ) = event
     );
 
diff --git a/crates/matrix-sdk/tests/integration/room/common.rs b/crates/matrix-sdk/tests/integration/room/common.rs
index 362b700506..6bac169f9c 100644
--- a/crates/matrix-sdk/tests/integration/room/common.rs
+++ b/crates/matrix-sdk/tests/integration/room/common.rs
@@ -19,7 +19,7 @@ use ruma::{
             member::MembershipState,
             message::RoomMessageEventContent,
         },
-        AnyStateEvent, AnySyncStateEvent, AnyTimelineEvent, StateEventType,
+        AnySyncStateEvent, AnySyncTimelineEvent, StateEventType,
     },
     mxc_uri, room_id,
 };
@@ -671,7 +671,7 @@ async fn test_event() {
 
     let timeline_event = room.event(event_id, None).await.unwrap();
     assert_let!(
-        AnyTimelineEvent::State(AnyStateEvent::RoomTombstone(event)) =
+        AnySyncTimelineEvent::State(AnySyncStateEvent::RoomTombstone(event)) =
             timeline_event.event().deserialize().unwrap()
     );
     assert_eq!(event.event_id(), event_id);
diff --git a/testing/matrix-sdk-integration-testing/src/tests/nse.rs b/testing/matrix-sdk-integration-testing/src/tests/nse.rs
index ee2407687b..859a378310 100644
--- a/testing/matrix-sdk-integration-testing/src/tests/nse.rs
+++ b/testing/matrix-sdk-integration-testing/src/tests/nse.rs
@@ -18,8 +18,7 @@ use matrix_sdk::{
                 message::{MessageType, OriginalSyncRoomMessageEvent, RoomMessageEventContent},
             },
             room_key::ToDeviceRoomKeyEvent,
-            AnyMessageLikeEventContent, AnySyncTimelineEvent, AnyTimelineEvent,
-            OriginalSyncMessageLikeEvent,
+            AnyMessageLikeEventContent, AnySyncTimelineEvent, OriginalSyncMessageLikeEvent,
         },
         serde::Raw,
         EventEncryptionAlgorithm, OwnedEventId, OwnedRoomId, RoomId,
@@ -425,7 +424,7 @@ async fn decrypt_event(
 
     let Ok(deserialized) = decrypted.event().deserialize() else { return None };
 
-    let AnyTimelineEvent::MessageLike(message) = &deserialized else { return None };
+    let AnySyncTimelineEvent::MessageLike(message) = &deserialized else { return None };
 
     let Some(AnyMessageLikeEventContent::RoomMessage(content)) = message.original_content() else {
         return None;
diff --git a/testing/matrix-sdk-integration-testing/src/tests/room.rs b/testing/matrix-sdk-integration-testing/src/tests/room.rs
index 53c17331f0..7c94aac516 100644
--- a/testing/matrix-sdk-integration-testing/src/tests/room.rs
+++ b/testing/matrix-sdk-integration-testing/src/tests/room.rs
@@ -8,8 +8,8 @@ use matrix_sdk::{
         api::client::room::create_room::v3::Request as CreateRoomRequest,
         assign, event_id, events,
         events::{
-            room::message::RoomMessageEventContent, AnyRoomAccountDataEventContent, AnyStateEvent,
-            AnyTimelineEvent, EventContent,
+            room::message::RoomMessageEventContent, AnyRoomAccountDataEventContent,
+            AnySyncStateEvent, AnySyncTimelineEvent, EventContent,
         },
         serde::Raw,
         uint,
@@ -180,7 +180,7 @@ async fn test_event_with_context() -> Result<()> {
 
         // Last event is the m.room.encryption event.
         let event = prev_events[9].event().deserialize().unwrap();
-        assert_matches!(event, AnyTimelineEvent::State(AnyStateEvent::RoomEncryption(_)));
+        assert_matches!(event, AnySyncTimelineEvent::State(AnySyncStateEvent::RoomEncryption(_)));
 
         // There are other events before that (room creation, alice joining).
         assert!(prev_messages.end.is_some());