diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 64e0684f..099626f4 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.7.0"
+  ".": "1.8.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5decd3b0..83a18d86 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.8.0](https://github.com/agentclientprotocol/codex-acp/compare/v1.7.0...v1.8.0) (2026-08-28)
+
+
+### Features
+
+* support ACP session forks ([#435](https://github.com/agentclientprotocol/codex-acp/issues/435)) ([69ca755](https://github.com/agentclientprotocol/codex-acp/commit/69ca755d9878238aecf0737c0e4568b3bab37be2))
+
 ## [1.7.0](https://github.com/agentclientprotocol/codex-acp/compare/v1.6.2...v1.7.0) (2026-08-27)
 
 
diff --git a/package-lock.json b/package-lock.json
index 5bf8250f..3f99ae39 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@agentclientprotocol/codex-acp",
-  "version": "1.7.0",
+  "version": "1.8.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@agentclientprotocol/codex-acp",
-      "version": "1.7.0",
+      "version": "1.8.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@agentclientprotocol/sdk": "^1.4.0",
diff --git a/package.json b/package.json
index f053d0c5..3e6818ce 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "publishConfig": {
     "access": "public"
   },
-  "version": "1.7.0",
+  "version": "1.8.0",
   "description": "",
   "main": "dist/index.js",
   "bin": {