diff --git a/CHANGELOG.md b/CHANGELOG.md
index de418f58..861c8068 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,22 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+## [v0.2.2] - 2021-05-20
+
+- [#446] Add usage examples for `Debug2Format`, `Display2Format`
+- [#464] `impl<T> Format for {*const, *mut} T where T: Format + ?Sized`
+- [#472] `impl Format for` the core::{iter, ops, slice} structs
+- [#473] `impl Format for` all the `Cow`s
+- [#477] Disable logging calls via conditional compilation when all defmt features are disabled
+- [#478] add `dbg!` macro
+
+[#446]: https://github.com/knurling-rs/defmt/pull/446
+[#464]: https://github.com/knurling-rs/defmt/pull/464
+[#472]: https://github.com/knurling-rs/defmt/pull/472
+[#473]: https://github.com/knurling-rs/defmt/pull/473
+[#477]: https://github.com/knurling-rs/defmt/pull/477
+[#478]: https://github.com/knurling-rs/defmt/pull/478
+
 ## [v0.2.1] - 2021-03-08
 
 ### Added
@@ -223,7 +239,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 Initial release
 
-[Unreleased]: https://github.com/knurling-rs/defmt/compare/defmt-v0.2.0...main
+[Unreleased]: https://github.com/knurling-rs/defmt/compare/defmt-v0.2.2...main
+[v0.2.2]: https://github.com/knurling-rs/defmt/compare/defmt-v0.2.1...defmt-v0.2.2
 [v0.2.1]: https://github.com/knurling-rs/defmt/compare/defmt-v0.2.0...defmt-v0.2.1
 [v0.2.0]: https://github.com/knurling-rs/defmt/compare/defmt-v0.1.3...defmt-v0.2.0
 [v0.1.3]: https://github.com/knurling-rs/defmt/compare/defmt-v0.1.2...defmt-v0.1.3
diff --git a/Cargo.toml b/Cargo.toml
index e9725c6f..e8cbd63a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,7 @@ name = "defmt"
 readme = "README.md"
 repository = "https://github.com/knurling-rs/defmt"
 homepage = "https://knurling.ferrous-systems.com/"
-version = "0.2.1"
+version = "0.2.2"
 
 [features]
 alloc = []
@@ -19,7 +19,7 @@ alloc = []
 unstable-test = ["defmt-macros/unstable-test"]
 
 [dependencies]
-defmt-macros = { path = "macros", version = "0.2.0" }
+defmt-macros = { path = "macros", version = "0.2.1" }
 
 [dev-dependencies]
 rustc_version = "0.3.3"
diff --git a/firmware/defmt-test/CHANGELOG.md b/firmware/defmt-test/CHANGELOG.md
index e6c14452..c55abfae 100644
--- a/firmware/defmt-test/CHANGELOG.md
+++ b/firmware/defmt-test/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 (no changes)
 
+# [v0.2.3]
+
+- [#441] Support more items in `#[tests]` modules
+
+[#441]: https://github.com/knurling-rs/defmt/pull/441
+
 # [v0.2.2]
 
 - [#436] `README.md`: Remove outdated setup steps
@@ -36,7 +42,8 @@
 
 Initial release.
 
-[Unreleased]: https://github.com/knurling-rs/defmt/compare/defmt-test-v0.2.1...main
+[Unreleased]: https://github.com/knurling-rs/defmt/compare/defmt-test-v0.2.3...main
+[v0.2.3]: https://github.com/knurling-rs/defmt/compare/defmt-test-v0.2.2...defmt-test-v0.2.3
 [v0.2.2]: https://github.com/knurling-rs/defmt/compare/defmt-test-v0.2.1...defmt-test-v0.2.2
 [v0.2.1]: https://github.com/knurling-rs/defmt/compare/defmt-test-v0.2.0...defmt-test-v0.2.1
 [v0.2.0]: https://github.com/knurling-rs/defmt/compare/defmt-test-v0.1.1...defmt-test-v0.2.0
diff --git a/firmware/defmt-test/Cargo.toml b/firmware/defmt-test/Cargo.toml
index 53371ef6..59b47c2a 100644
--- a/firmware/defmt-test/Cargo.toml
+++ b/firmware/defmt-test/Cargo.toml
@@ -8,13 +8,13 @@ license = "MIT OR Apache-2.0"
 name = "defmt-test"
 readme = "README.md"
 repository = "https://github.com/knurling-rs/defmt"
-version = "0.2.2"
+version = "0.2.3"
 
 [dependencies]
 cortex-m = "0.7.2"
-cortex-m-rt = "0.6.13"
-defmt = { version = "0.2.1", path = "../.." }
-defmt-test-macros = { version = "=0.2.0", path = "macros" }
+cortex-m-rt = "0.6.14"
+defmt = { version = "0.2.2", path = "../.." }
+defmt-test-macros = { version = "=0.2.1", path = "macros" }
 
 [features]
 defmt-default = []
diff --git a/firmware/defmt-test/macros/Cargo.toml b/firmware/defmt-test/macros/Cargo.toml
index 7002aacd..8cec3211 100644
--- a/firmware/defmt-test/macros/Cargo.toml
+++ b/firmware/defmt-test/macros/Cargo.toml
@@ -7,12 +7,12 @@ license = "MIT OR Apache-2.0"
 name = "defmt-test-macros"
 readme = "../README.md"
 repository = "https://github.com/knurling-rs/defmt"
-version = "0.2.0"
+version = "0.2.1"
 
 [lib]
 proc-macro = true
 
 [dependencies]
-proc-macro2 = "1.0.26"
+proc-macro2 = "1.0.27"
 quote = "1.0.9"
-syn = { version = "1.0.71", features = ["extra-traits", "full"] }
+syn = { version = "1.0.72", features = ["extra-traits", "full"] }
diff --git a/macros/Cargo.toml b/macros/Cargo.toml
index fe1fa4f3..b6ecfa72 100644
--- a/macros/Cargo.toml
+++ b/macros/Cargo.toml
@@ -7,7 +7,7 @@ license = "MIT OR Apache-2.0"
 name = "defmt-macros"
 readme = "../README.md"
 repository = "https://github.com/knurling-rs/defmt"
-version = "0.2.0"
+version = "0.2.1"
 
 [lib]
 proc-macro = true
@@ -18,9 +18,6 @@ unstable-test = []
 
 [dependencies]
 defmt-parser = { path = "../parser", features = ["unstable"], version = "=0.2.0" }
+proc-macro2 = "1.0.27"
 quote = "1.0.9"
-proc-macro2 = "1.0.26"
-
-[dependencies.syn]
-features = ["full"]
-version = "1.0.71"
+syn = { version = "1.0.72", features = ["full"] }