diff --git a/zstd/CHANGELOG.md b/zstd/CHANGELOG.md
index 54dff1a7a..c1696e4f1 100644
--- a/zstd/CHANGELOG.md
+++ b/zstd/CHANGELOG.md
@@ -7,6 +7,21 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.0.21](https://github.com/structured-world/structured-zstd/compare/v0.0.20...v0.0.21) - 2026-05-14
+
+### Performance
+
+- *(encoding)* #111 Phase 3 — const-generic Strategy dispatch ([#123](https://github.com/structured-world/structured-zstd/pull/123))
+- *(encoding)* #111 Phase 2 — saturating_* cleanup on hot path ([#121](https://github.com/structured-world/structured-zstd/pull/121))
+
+### Refactored
+
+- *(encoding)* #111 Phase 1e — migrate methods off HcMatchGenerator (Stages A–D) ([#119](https://github.com/structured-world/structured-zstd/pull/119))
+- *(encoding)* #111 Phase 1d — split HcMatchGenerator into MatchTable / HcMatcher / BtMatcher ([#118](https://github.com/structured-world/structured-zstd/pull/118))
+- *(encoding)* #111 Phase 1c — extract Simple matcher into simple/ ([#117](https://github.com/structured-world/structured-zstd/pull/117))
+- *(encoding)* #111 Phase 1b — extract shared match-finder helpers ([#116](https://github.com/structured-world/structured-zstd/pull/116))
+- *(encoding)* #111 Phase 1 — structural split of match_generator monolith ([#113](https://github.com/structured-world/structured-zstd/pull/113))
+
 ## [0.0.20](https://github.com/structured-world/structured-zstd/compare/v0.0.19...v0.0.20) - 2026-05-12
 
 ### Performance
diff --git a/zstd/Cargo.toml b/zstd/Cargo.toml
index 7f724ad49..f6ddc2252 100644
--- a/zstd/Cargo.toml
+++ b/zstd/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "structured-zstd"
-version = "0.0.20"
+version = "0.0.21"
 rust-version = "1.92"
 authors = [
     "Moritz Borcherding <moritz.borcherding@web.de>",