diff --git a/CHANGELOG.md b/CHANGELOG.md
index 64c8c7b..16e89be 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,7 +3,7 @@
 All notable changes are documented here. AI Environment Optimizer follows semantic
 versioning.
 
-## Unreleased
+## 0.3.0 - 2026-09-05
 
 - Detect Claude and Codex desktop bundles separately from standalone PATH CLIs,
   including the verified Codex bundle distributed under the ChatGPT app name.
diff --git a/README.md b/README.md
index dc6a340..aa735b9 100644
--- a/README.md
+++ b/README.md
@@ -40,7 +40,7 @@ skills, repositories, or launchd unless you explicitly add `--schedule`.
 Example:
 
 ```text
-AI Environment Optimizer 0.2.0
+AI Environment Optimizer 0.3.0
 
 [PASS] system.macos - macOS is supported
 [PASS] tools.claude.present - Claude Code is available
@@ -230,7 +230,7 @@ The direct path verifies the installer before it runs, then the installer
 verifies the release archive before changing live paths:
 
 ```sh
-VERSION=0.2.0
+VERSION=0.3.0
 curl -fLO "https://github.com/nyldn/ai-env-optimizer/releases/download/v$VERSION/install.sh"
 curl -fLO "https://github.com/nyldn/ai-env-optimizer/releases/download/v$VERSION/install.sh.sha256"
 shasum -a 256 -c install.sh.sha256
diff --git a/VERSION b/VERSION
index 0ea3a94..0d91a54 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.2.0
+0.3.0