diff --git a/CHANGELOG.md b/CHANGELOG.md
index 285e182..8f7a986 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,21 @@
 
+0.4.0 / 2022-05-02
+==================
+
+  * Cargo update (#158)
+  * cli: add --no-cache option (#157)
+  * cache: also track file sizes (#155)
+  * build(deps): bump actions/download-artifact from 2 to 3 (#152)
+  * build(deps): bump actions/upload-artifact from 2 to 3 (#151)
+  * build(deps): bump cachix/install-nix-action from 16 to 17 (#150)
+  * build(deps): bump actions/cache from 2 to 3 (#148)
+  * README: link to wiki (#147)
+  * build(deps): bump actions/checkout from 2 to 3 (#146)
+  * website: remove landing page (#145)
+  * Update rust.yml
+  * nix: add mdsh to the devenv
+  * treefmt.toml: fix shell invocation
+
 0.3.0 / 2021-12-17
 ==================
 
diff --git a/Cargo.lock b/Cargo.lock
index 811de7d..ebad627 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -856,7 +856,7 @@ dependencies = [
 
 [[package]]
 name = "treefmt"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anyhow",
  "console",
diff --git a/Cargo.toml b/Cargo.toml
index 29d821c..db476cd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "treefmt"
-version = "0.3.0"
+version = "0.4.0"
 edition = "2018"
 description = "one CLI to format the code tree"
 license = "MIT"
diff --git a/README.md b/README.md
index 3cf97d4..7e08868 100644
--- a/README.md
+++ b/README.md
@@ -40,7 +40,7 @@ quite tricky.
 `$ treefmt --help`
 
 ```
-treefmt 0.3.0
+treefmt 0.4.0
 ✨  format all your language!
 
 USAGE: