diff --git a/docs/REFACTORING.md b/docs/REFACTORING.md
index 565af54..1783b1e 100644
--- a/docs/REFACTORING.md
+++ b/docs/REFACTORING.md
@@ -273,7 +273,7 @@ Track progress here. Mark tasks complete as they land and pass review.
 - [x] T4.3 — Extract `job_dialog.go`
 - [x] T4.4 — Extract `history_view.go`
 - [x] T4.5 — Extract `settings_view.go`
-- [ ] T4.6 — Extract `tray.go`, `singleinstance.go`, `layout.go`
+- [x] T4.6 — Extract `tray.go`, `singleinstance.go`, `layout.go`
 - [ ] T4.7 — Confirm app.go is gone; smoke test both platforms
 
 ### Phase 5 — Hardening & docs