diff --git a/CHANGELOG.md b/CHANGELOG.md
index b54383f5..8a6c7049 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased] - ReleaseDate
 
+## [0.12.0] - 2025年08月28日
+
 ### Migration
 
 Note that the top-level type changed from `Message` to `Report`.
@@ -203,7 +205,8 @@ Note that the top-level type changed from `Message` to `Report`.
 - Update the syntax to Rust 2018 idioms. (#4)
 
 
-[Unreleased]: https://github.com/rust-lang/annotate-snippets-rs/compare/0.11.5...HEAD
+[Unreleased]: https://github.com/rust-lang/annotate-snippets-rs/compare/0.12.0...HEAD
+[0.12.0]: https://github.com/rust-lang/annotate-snippets-rs/compare/0.11.5...0.12.0
 [0.11.5]: https://github.com/rust-lang/annotate-snippets-rs/compare/0.11.4...0.11.5
 [0.11.4]: https://github.com/rust-lang/annotate-snippets-rs/compare/0.11.3...0.11.4
 [0.11.3]: https://github.com/rust-lang/annotate-snippets-rs/compare/0.11.2...0.11.3
diff --git a/Cargo.lock b/Cargo.lock
index d44cfe5d..3354a6c0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,7 +4,7 @@ version = 3
 
 [[package]]
 name = "annotate-snippets"
-version = "0.11.5"
+version = "0.12.0"
 dependencies = [
 "annotate-snippets",
 "anstream",
diff --git a/Cargo.toml b/Cargo.toml
index 62609351..a43b0796 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -96,7 +96,7 @@ lto = true
 
 [package]
 name = "annotate-snippets"
-version = "0.11.5"
+version = "0.12.0"
 description = "Library for building code annotations"
 categories = []
 keywords = ["code", "analysis", "ascii", "errors", "debug"]
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