diff --git a/release/p1.json b/release/p1.json
index a62eb33..a82b284 100644
--- a/release/p1.json
+++ b/release/p1.json
@@ -9,7 +9,7 @@
   "validation_status": "not_validated",
   "validation_log": "docs/maintainers/phase-1-validation-log.json",
   "quality_floor_status": "satisfied",
-  "supply_chain_assessment_at": "2026-08-23T00:00:00.000Z",
+  "supply_chain_assessment_at": "2026-09-07T00:00:00.000Z",
   "p0_stable_ref": {
     "schema_version": "launchrally.dev/p0-release/v1",
     "release_status": "stable"