diff --git a/CHANGELOG.md b/CHANGELOG.md
index ff62523..f3a4a00 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,7 +3,7 @@
 > 本文件追踪 `mcpp-community/mcpp` 公开仓的版本演进。
 > 格式参考 [Keep a Changelog](https://keepachangelog.com/zh-CN/1.1.0/)。
 
-## [Unreleased] — 0.0.3
+## [0.0.3] — 2026-05-10
 
 依赖解析体系的三步演进:0.0.2 release tag 之后合入 transitive walker,
 这一版补齐 SemVer 合并(Level 2)+ 多版本 mangling 兜底(Level 1)。
diff --git a/mcpp.toml b/mcpp.toml
index 5a33c58..cd4b57d 100644
--- a/mcpp.toml
+++ b/mcpp.toml
@@ -1,6 +1,6 @@
 [package]
 name        = "mcpp"
-version     = "0.0.2"
+version     = "0.0.3"
 description = "Modern C++ build & package management tool"
 license     = "Apache-2.0"
 authors     = ["mcpp-community"]
diff --git a/src/toolchain/fingerprint.cppm b/src/toolchain/fingerprint.cppm
index 0b9309a..b5d5dac 100644
--- a/src/toolchain/fingerprint.cppm
+++ b/src/toolchain/fingerprint.cppm
@@ -18,7 +18,7 @@ import mcpp.toolchain.detect;
 
 export namespace mcpp::toolchain {
 
-inline constexpr std::string_view MCPP_VERSION = "0.0.2";
+inline constexpr std::string_view MCPP_VERSION = "0.0.3";
 
 struct FingerprintInputs {
     Toolchain                       toolchain;