diff --git a/.planning/PROJECT.md b/.planning/PROJECT.md
index 2f42a1b..c0c3206 100644
--- a/.planning/PROJECT.md
+++ b/.planning/PROJECT.md
@@ -122,4 +122,4 @@ This document evolves at phase transitions and milestone boundaries.
 
 ---
 
-_Last updated: 2026-06-14 — Phase 11 (Per-Event Reminders) complete; CAL-13/14 + NOTIF-04/05/06 validated (live round-trip deferred, 999.19)_
+_Last updated: 2026-06-18 — Phase 20 (Admin Member Editor & Form Declutter) complete; single member-editor sheet (D-01..D-07) over new PATCH /api/admin/members/:id with last-admin guard; "Rotate"/"Reset password" copy retired._