diff --git a/Roadmap.md b/Roadmap.md
index 86c1245..5395ca5 100644
--- a/Roadmap.md
+++ b/Roadmap.md
@@ -53,6 +53,7 @@
     - [ ] Exporting `tags.json`
     - [ ] Snapshots
     - [ ] Merging tags
+    - [ ] Tab siblings
 
 ## Frontend