diff --git a/CHANGELOG.md b/CHANGELOG.md
index 02d749a..ffbbe82 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.3.0] - 2026-08-28
+
 ### Added
 - **CSS Utils** — semantic, framework-free CSS utility layer (`packages/micro-ui/src/styles.css`):
   - Layout: `ui-container`, `ui-stack`, `ui-row`, `ui-grid`, `ui-wrap`, `ui-center`, `ui-between`
diff --git a/packages/micro-ui/package.json b/packages/micro-ui/package.json
index 5963b6f..a949bd5 100644
--- a/packages/micro-ui/package.json
+++ b/packages/micro-ui/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentf/micro-ui",
-  "version": "0.2.0",
+  "version": "0.3.0",
   "type": "module",
   "types": "./dist/index.d.ts",
   "exports": {