diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7863e5cb..f37736a8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,15 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+### [8.0.0-rc.9](https://github.com/soulcraftlabs/brainy/compare/v8.0.0-rc.8...v8.0.0-rc.9) (2026-07-01)
+
+- docs(8.0): RELEASES.md — rc.9 (migration LOCK + 6x cosine + ES2023/Node22 floor) (3a33987)
+- chore(8.0): ES2023 target + drop DOM lib + downlevelIteration (config truth-up) (cf74c25)
+- perf(8.0): allocation-free distance loops (6x cosine) — evidence-revised Fork X (b5bc73f)
+- feat(8.0): #18 coordinated migration LOCK — block-and-queue the 7.x→8.0 auto-upgrade (67bbf69)
+- chore(8.0): modernize toolchain + position Bun as a runtime (ca9129a)
+
+
 ### [8.0.0-rc.8](https://github.com/soulcraftlabs/brainy/compare/v8.0.0-rc.7...v8.0.0-rc.8) (2026-06-30)
 
 - docs(8.0): RELEASES.md — rc.8 (no-freeze online whole-brain auto-upgrade) (5af48a9)
diff --git a/package-lock.json b/package-lock.json
index 0cde58ef..d31b11f0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@soulcraft/brainy",
-  "version": "8.0.0-rc.8",
+  "version": "8.0.0-rc.9",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@soulcraft/brainy",
-      "version": "8.0.0-rc.8",
+      "version": "8.0.0-rc.9",
       "license": "MIT",
       "dependencies": {
         "@msgpack/msgpack": "^3.1.2",
diff --git a/package.json b/package.json
index a06cb866..5c6c1868 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@soulcraft/brainy",
-  "version": "8.0.0-rc.8",
+  "version": "8.0.0-rc.9",
   "description": "Universal Knowledge Protocol™ - World's first Triple Intelligence database unifying vector, graph, and document search in one API. Stage 3 CANONICAL: 42 nouns × 127 verbs covering 96-97% of all human knowledge.",
   "main": "dist/index.js",
   "module": "dist/index.js",