diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1f9717e..d7673a7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ All notable changes to `@openclaw/libterminal` will be documented in this file.
 
 ## Unreleased
 
+## 0.4.0 - 2026-11-03
+
+**Highlights:** Make renderer integration optional, expose renderer-neutral streaming, and preserve terminal identity, cancellation, ordering, and flow control across adapters.
+
 ### Fixed
 
 - Preserve explicitly null cancellation reasons in browser terminal startup and Node PTY creation.
diff --git a/package.json b/package.json
index 6f76bdf..55e5850 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@openclaw/libterminal",
-  "version": "0.3.11",
+  "version": "0.4.0",
   "description": "Shared TypeScript terminal protocol, streaming, browser, Node, and Worker primitives",
   "keywords": [
     "ghostty",