diff --git a/docs/plan.md b/docs/plan.md
index 942d0fc..c9edd6d 100644
--- a/docs/plan.md
+++ b/docs/plan.md
@@ -785,9 +785,11 @@ scores with the same split by source as the local check. The profile's score
 search then returned 500, for any search: the Lucene song and player indexes
 were written next to the DLL in the read-only `/nix/store` (phase 2 step 6
 had planned to move them). Server `2631c46` adds `SearchIndexPath`
-(MirrorMode, set to `/var/lib/plebleader/search`); nix-pleb bumps it. The
-index rebuilds 2 s after the API starts and then every 6 h, so songs a sync
-adds become searchable at the next rebuild. The next `plebleader-sync`
+(MirrorMode, set to `/var/lib/plebleader/search`). Server `81f12ee` then
+moved the rebuild into the importer: it replaces the indexes at the end of a
+run that added scores (so at most once a day, right after the sync), or when
+there are none. The API builds them only when missing; upstream appended every
+song again every 6 h. nix-pleb `bcdd591`, `a313f5b` bump both. The next `plebleader-sync`
 run re-imports with the merge.
 
 ScoreSaber scores become BeatLeader `Score` rows, and each leaderboard keeps