diff --git a/.planning/ROADMAP.md b/.planning/ROADMAP.md
index ca2bf9c..25659fd 100644
--- a/.planning/ROADMAP.md
+++ b/.planning/ROADMAP.md
@@ -160,7 +160,7 @@ empirical checkpoint.
 - [x] 02-01-PLAN.md — Wave 0 RED tests: blob-url-download.test.ts + meta-json-urls-schema.test.ts + strict-meta-json-validation.test.ts pinning D-P2-01/D-P2-02/D-P2-03 contracts (TDD)
 - [x] 02-02-PLAN.md — Wave 1 Blob URL pipeline (D-P2-01, closes P0-6): offscreen CREATE/REVOKE handlers via base64-on-wire; SW downloadArchive rewrite; chrome.downloads.onChanged revoke lifecycle
 - [x] 02-03-PLAN.md — Wave 1 meta.urls + tab-url-tracker (D-P2-02 + D-P2-03, closes P1 #10): SessionMetadata 7→8 fields with schemaVersion+urls; chrome.tabs.onActivated/onUpdated listeners; REQUIREMENTS.md REQ-meta-json-schema amendment
-- [ ] 02-04-PLAN.md — Wave 2 harness A24+A25+A26+A27 + operator empirical checkpoint: blob:URL prefix, <5s SAVE→zip latency, meta.json 8-field shape, multi-tab dedup; pre-checkpoint bundle gates + operator UAT cycle 1
+- [x] 02-04-PLAN.md — Wave 2 harness A24+A25+A26+A27 + operator empirical checkpoint: blob:URL prefix, <5s SAVE→zip latency, meta.json 8-field shape, multi-tab dedup; pre-checkpoint bundle gates + operator UAT cycle 1
 
 **UI hint**: yes