diff --git a/src/stores/room-list/algorithms/Algorithm.ts b/src/stores/room-list/algorithms/Algorithm.ts
index 5e98ef37ff..754e1c1d94 100644
--- a/src/stores/room-list/algorithms/Algorithm.ts
+++ b/src/stores/room-list/algorithms/Algorithm.ts
@@ -722,7 +722,8 @@ export class Algorithm extends EventEmitter {
                 cause = RoomUpdateCause.Timeline;
                 didTagChange = true;
             } else {
-                cause = RoomUpdateCause.Timeline;
+                // This is a tag change update and no tags were changed, nothing to do!
+                return false;
             }
 
             if (didTagChange && isSticky) {