diff --git a/pkg/hicli/database/room.go b/pkg/hicli/database/room.go
index 40d44e2..de01edb 100644
--- a/pkg/hicli/database/room.go
+++ b/pkg/hicli/database/room.go
@@ -56,6 +56,9 @@ const (
 	setRoomPrevBatchQuery = `
 		UPDATE room SET prev_batch = $2 WHERE room_id = $1
 	`
+	deleteRoomQuery = `
+		DELETE FROM room WHERE room_id = $1
+	`
 	updateRoomPreviewIfLaterOnTimelineQuery = `
 		UPDATE room
 		SET preview_event_rowid = $2
@@ -95,6 +98,10 @@ func (rq *RoomQuery) Upsert(ctx context.Context, room *Room) error {
 	return rq.Exec(ctx, upsertRoomFromSyncQuery, room.sqlVariables()...)
 }
 
+func (rq *RoomQuery) Delete(ctx context.Context, roomID id.RoomID) error {
+	return rq.Exec(ctx, deleteRoomQuery, roomID)
+}
+
 func (rq *RoomQuery) CreateRow(ctx context.Context, roomID id.RoomID) error {
 	return rq.Exec(ctx, ensureRoomExistsQuery, roomID)
 }
diff --git a/pkg/hicli/events.go b/pkg/hicli/events.go
index df46afd..86b303c 100644
--- a/pkg/hicli/events.go
+++ b/pkg/hicli/events.go
@@ -28,7 +28,8 @@ type SyncNotification struct {
 }
 
 type SyncComplete struct {
-	Rooms map[id.RoomID]*SyncRoom `json:"rooms"`
+	Rooms     map[id.RoomID]*SyncRoom `json:"rooms"`
+	LeftRooms []id.RoomID             `json:"left_rooms"`
 }
 
 func (c *SyncComplete) IsEmpty() bool {
diff --git a/pkg/hicli/init.go b/pkg/hicli/init.go
index 3b6175a..55c5598 100644
--- a/pkg/hicli/init.go
+++ b/pkg/hicli/init.go
@@ -62,7 +62,8 @@ func (h *HiClient) GetInitialSync(ctx context.Context, batchSize int) iter.Seq[*
 				return
 			}
 			payload := SyncComplete{
-				Rooms: make(map[id.RoomID]*SyncRoom, len(rooms)-1),
+				Rooms:     make(map[id.RoomID]*SyncRoom, len(rooms)-1),
+				LeftRooms: make([]id.RoomID, 0),
 			}
 			for _, room := range rooms {
 				if room.SortingTimestamp == rooms[len(rooms)-1].SortingTimestamp {
diff --git a/pkg/hicli/sync.go b/pkg/hicli/sync.go
index 3249f25..5e194a8 100644
--- a/pkg/hicli/sync.go
+++ b/pkg/hicli/sync.go
@@ -224,15 +224,14 @@ func (h *HiClient) processSyncJoinedRoom(ctx context.Context, roomID id.RoomID,
 }
 
 func (h *HiClient) processSyncLeftRoom(ctx context.Context, roomID id.RoomID, room *mautrix.SyncLeftRoom) error {
-	existingRoomData, err := h.DB.Room.Get(ctx, roomID)
+	zerolog.Ctx(ctx).Debug().Stringer("room_id", roomID).Msg("Deleting left room")
+	err := h.DB.Room.Delete(ctx, roomID)
 	if err != nil {
-		return fmt.Errorf("failed to get room data: %w", err)
-	} else if existingRoomData == nil {
-		return nil
+		return fmt.Errorf("failed to delete room: %w", err)
 	}
-	// TODO delete room
+	payload := ctx.Value(syncContextKey).(*syncContext).evt
+	payload.LeftRooms = append(payload.LeftRooms, roomID)
 	return nil
-	//return h.processStateAndTimeline(ctx, existingRoomData, &room.State, &room.Timeline, &room.Summary, nil, nil)
 }
 
 func isDecryptionErrorRetryable(err error) bool {
diff --git a/pkg/hicli/syncwrap.go b/pkg/hicli/syncwrap.go
index 1383720..966196d 100644
--- a/pkg/hicli/syncwrap.go
+++ b/pkg/hicli/syncwrap.go
@@ -27,7 +27,10 @@ const (
 
 func (h *hiSyncer) ProcessResponse(ctx context.Context, resp *mautrix.RespSync, since string) error {
 	c := (*HiClient)(h)
-	ctx = context.WithValue(ctx, syncContextKey, &syncContext{evt: &SyncComplete{Rooms: make(map[id.RoomID]*SyncRoom, len(resp.Rooms.Join))}})
+	ctx = context.WithValue(ctx, syncContextKey, &syncContext{evt: &SyncComplete{
+		Rooms:     make(map[id.RoomID]*SyncRoom, len(resp.Rooms.Join)),
+		LeftRooms: make([]id.RoomID, 0, len(resp.Rooms.Leave)),
+	}})
 	err := c.preProcessSyncResponse(ctx, resp, since)
 	if err != nil {
 		return err
diff --git a/web/src/api/statestore/main.ts b/web/src/api/statestore/main.ts
index f43bc9f..73c825c 100644
--- a/web/src/api/statestore/main.ts
+++ b/web/src/api/statestore/main.ts
@@ -146,6 +146,10 @@ export class StateStore {
 				}
 			}
 		}
+		for (const roomID of sync.left_rooms) {
+			this.rooms.delete(roomID)
+			changedRoomListEntries.set(roomID, null)
+		}
 
 		let updatedRoomList: RoomListEntry[] | undefined
 		if (resyncRoomList) {
diff --git a/web/src/api/types/hievents.ts b/web/src/api/types/hievents.ts
index e12541b..7244cd2 100644
--- a/web/src/api/types/hievents.ts
+++ b/web/src/api/types/hievents.ts
@@ -80,6 +80,7 @@ export interface SyncNotification {
 
 export interface SyncCompleteData {
 	rooms: Record<RoomID, SyncRoom>
+	left_rooms: RoomID[]
 }
 
 export interface SyncCompleteEvent extends RPCCommand<SyncCompleteData> {