diff --git a/mock/app.js b/mock/app.js
index f705763..870cbf5 100644
--- a/mock/app.js
+++ b/mock/app.js
@@ -2088,6 +2088,11 @@ function enterTrip(id) {
     days = deep(saved.days); stays = deep(saved.stays); version = saved.version; history = saved.history; hIdx = saved.hIdx;
     if (saved.bookings) M.trip.bookings = deep(saved.bookings);
     if (saved.title != null) M.trip.title = saved.title;
+    // self-heal plans saved by the old re-anchoring, which re-dated the days
+    // but not the stays (hotel nights then no longer "covered" any day);
+    // idempotent — a consistent plan is a no-op
+    redateStaysAndPlaces();
+    persistTrip();
   }
   tripDocs = {};   // rehydrated from the server store below
   // reset per-trip UI state