diff --git a/.github/.release-please-manifest.json b/.github/.release-please-manifest.json
index b469173ed..241aa8b9b 100644
--- a/.github/.release-please-manifest.json
+++ b/.github/.release-please-manifest.json
@@ -1,6 +1,6 @@
 {
-  ".": "3.8.4",
-  "plugins/compound-engineering": "3.8.4",
+  ".": "3.9.0",
+  "plugins/compound-engineering": "3.9.0",
   "plugins/coding-tutor": "1.3.0",
   ".claude-plugin": "1.0.2",
   ".cursor-plugin": "1.0.1"
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b4f56d239..4483d0ccb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [3.9.0](https://github.com/EveryInc/compound-engineering-plugin/compare/cli-v3.8.4...cli-v3.9.0) (2026-05-26)
+
+
+### Features
+
+* **ce-plan,ce-brainstorm:** contract-driven sections + optional HTML output ([#826](https://github.com/EveryInc/compound-engineering-plugin/issues/826)) ([11e12e5](https://github.com/EveryInc/compound-engineering-plugin/commit/11e12e5739c6691a2020eb8b70a944587e7f265f))
+
 ## [3.8.4](https://github.com/EveryInc/compound-engineering-plugin/compare/cli-v3.8.3...cli-v3.8.4) (2026-05-21)
 
 
diff --git a/package.json b/package.json
index 9d34be6f1..f10a14c84 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@every-env/compound-plugin",
-  "version": "3.8.4",
+  "version": "3.9.0",
   "description": "Official Compound Engineering plugin for Claude Code, Codex, and more",
   "type": "module",
   "private": false,
diff --git a/plugins/compound-engineering/.claude-plugin/plugin.json b/plugins/compound-engineering/.claude-plugin/plugin.json
index 1cb663459..cfe89ce2b 100644
--- a/plugins/compound-engineering/.claude-plugin/plugin.json
+++ b/plugins/compound-engineering/.claude-plugin/plugin.json
@@ -1,6 +1,6 @@
 {
   "name": "compound-engineering",
-  "version": "3.8.4",
+  "version": "3.9.0",
   "description": "AI-powered development tools for code review, research, design, and workflow automation.",
   "author": {
     "name": "Kieran Klaassen",
diff --git a/plugins/compound-engineering/.codex-plugin/plugin.json b/plugins/compound-engineering/.codex-plugin/plugin.json
index c0b6137f9..18b0679c5 100644
--- a/plugins/compound-engineering/.codex-plugin/plugin.json
+++ b/plugins/compound-engineering/.codex-plugin/plugin.json
@@ -1,6 +1,6 @@
 {
   "name": "compound-engineering",
-  "version": "3.8.4",
+  "version": "3.9.0",
   "description": "AI-powered development tools for code review, research, design, and workflow automation.",
   "author": {
     "name": "Kieran Klaassen",
diff --git a/plugins/compound-engineering/.cursor-plugin/plugin.json b/plugins/compound-engineering/.cursor-plugin/plugin.json
index 96f2382c9..96bf0eb4e 100644
--- a/plugins/compound-engineering/.cursor-plugin/plugin.json
+++ b/plugins/compound-engineering/.cursor-plugin/plugin.json
@@ -1,7 +1,7 @@
 {
   "name": "compound-engineering",
   "displayName": "Compound Engineering",
-  "version": "3.8.4",
+  "version": "3.9.0",
   "description": "AI-powered development tools for code review, research, design, and workflow automation.",
   "author": {
     "name": "Kieran Klaassen",
diff --git a/plugins/compound-engineering/CHANGELOG.md b/plugins/compound-engineering/CHANGELOG.md
index bad21588d..4aac4ede3 100644
--- a/plugins/compound-engineering/CHANGELOG.md
+++ b/plugins/compound-engineering/CHANGELOG.md
@@ -9,6 +9,21 @@ All notable changes to the compound-engineering plugin will be documented in thi
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [3.9.0](https://github.com/EveryInc/compound-engineering-plugin/compare/compound-engineering-v3.8.4...compound-engineering-v3.9.0) (2026-05-26)
+
+
+### Features
+
+* **ce-dogfood-beta:** add diff-scoped browser QA dogfood skill ([#848](https://github.com/EveryInc/compound-engineering-plugin/issues/848)) ([0aa6b55](https://github.com/EveryInc/compound-engineering-plugin/commit/0aa6b55a8026728de75aee0ff6ae5a0e006028c5))
+* **ce-plan,ce-brainstorm:** contract-driven sections + optional HTML output ([#826](https://github.com/EveryInc/compound-engineering-plugin/issues/826)) ([11e12e5](https://github.com/EveryInc/compound-engineering-plugin/commit/11e12e5739c6691a2020eb8b70a944587e7f265f))
+
+
+### Bug Fixes
+
+* **ce-commit-push-pr:** require user-visible bug summaries ([#853](https://github.com/EveryInc/compound-engineering-plugin/issues/853)) ([67d2736](https://github.com/EveryInc/compound-engineering-plugin/commit/67d273622e40a7b28f18c95f65379a36726ca558))
+* **commit:** auto-create feature branch on default branch ([#856](https://github.com/EveryInc/compound-engineering-plugin/issues/856)) ([26a8025](https://github.com/EveryInc/compound-engineering-plugin/commit/26a802551e44d12b837ac5d3e33fc7ffacbbf354))
+* **simplify-code:** guard against over-simplification and behavior drift ([#859](https://github.com/EveryInc/compound-engineering-plugin/issues/859)) ([673dcfa](https://github.com/EveryInc/compound-engineering-plugin/commit/673dcfacb8089476961a0f7d5d1b3a7ac2a84c37))
+
 ## [3.8.4](https://github.com/EveryInc/compound-engineering-plugin/compare/compound-engineering-v3.8.3...compound-engineering-v3.8.4) (2026-05-21)