diff --git a/src/backend/backend.py b/src/backend/backend.py
index d5e3409a..fea589a2 100644
--- a/src/backend/backend.py
+++ b/src/backend/backend.py
@@ -242,6 +242,26 @@ class Backend:
         return await client.download(server_name, media_id)
 
 
+    async def room_read(self, room_id: str) -> None:
+        """Mark all messages in a room as read for all accounts part of it
+
+        Currently, this doesn't handle sending a read receipt to the server,
+        only cleaning up any unread indicators.
+        """
+
+        for client in self.clients.values():
+            client.open_room = room_id
+
+            if not client.first_sync_done.is_set():
+                continue
+
+            room = self.models[client.user_id, "rooms"].get(room_id)
+
+            if room:
+                room.mentions = 0
+                room.unreads  = 0
+
+
     # General functions
 
     async def get_config_dir(self) -> Path:
diff --git a/src/backend/matrix_client.py b/src/backend/matrix_client.py
index a46c98ab..cadb9831 100644
--- a/src/backend/matrix_client.py
+++ b/src/backend/matrix_client.py
@@ -832,19 +832,6 @@ class MatrixClient(nio.AsyncClient):
 
         await super().room_forget(room_id)
 
-    async def room_read(self, room_id: str) -> None:
-        """Mark all messages in a room as read
-
-        Currently, this doesn't handle sending a read receipt to the server,
-        only cleaning up any unread indicators.
-        """
-
-        self.open_room = room_id
-        if self.first_sync_done.is_set():
-            room = self.models[self.user_id, "rooms"][room_id]
-            room.mentions = 0
-            room.unreads = 0
-
     async def room_mass_invite(
         self, room_id: str, *user_ids: str,
     ) -> Tuple[List[str], List[Tuple[str, Exception]]]:
diff --git a/src/gui/PageLoader.qml b/src/gui/PageLoader.qml
index 6fafe656..1d87962d 100644
--- a/src/gui/PageLoader.qml
+++ b/src/gui/PageLoader.qml
@@ -61,7 +61,7 @@ HLoader {
     function showRoom(userId, roomId) {
         _show("Pages/Chat/Chat.qml", {userId, roomId})
 
-        py.callClientCoro(userId, "room_read", [roomId], () => {})
+        py.callCoro("room_read", [roomId])
 
         window.uiState.page           = "Pages/Chat/Chat.qml"
         window.uiState.pageProperties = {userId, roomId}