diff --git a/CHANGELOG.md b/CHANGELOG.md
index ca63d55..e9b912e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,13 +2,16 @@
 
 All changes to the project will be documented in this file.
 
-The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 The project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+the date format is YYYY-MM-DD.
 
 ## [Unreleased]
 
 - this is a placeholder
 
+## [1.4.0] - 2024-02-16
+
 ### Added
 
 - added Dockerfile for arm64v8 architecture into folder ".devcontainer/arm64v8"
@@ -42,7 +45,7 @@ The project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html
   - use multiple pip install runs, else the dependencies do not resolve correctly
   - reduced number of run sections
   - added locale setup
-  - changed ipykernel name ("jupyter_debvox") and display_name 
+  - changed ipykernel name ("jupyter_debvox") and display_name
 - jupyter_notebook_config.py:
   - used the ipykernel name as c.MultiKernelManager.default_kernel_name
   - renamed deprecated c.ServerApp.token to c.IdentityProvider.token
@@ -129,7 +132,8 @@ The project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html
 
 - dropped the deprecated Python 2
 
-[unreleased]: https://github.com/jakoch/jupyter-devbox/compare/v1.3.0...HEAD
+[unreleased]: https://github.com/jakoch/jupyter-devbox/compare/v1.4.0...HEAD
+[1.4.0]: https://github.com/jakoch/jupyter-devbox/compare/v1.3.0...v1.4.0
 [1.3.0]: https://github.com/jakoch/jupyter-devbox/compare/v1.2.0...v1.3.0
 [1.2.0]: https://github.com/jakoch/jupyter-devbox/compare/v1.1.0...v1.2.0
 [1.1.0]: https://github.com/jakoch/jupyter-devbox/compare/v1.0.0...v1.1.0
diff --git a/README.md b/README.md
index 73c6e3a..94f7ce4 100644
--- a/README.md
+++ b/README.md
@@ -91,7 +91,7 @@ Either by building the container image locally or by fetching the prebuild conta
 
 - **Step 5.** You might get a warning message for "untrusted" Notebook content.
 
-  Click `Trust` to allow executing the content of the Notebook.
+  Click `Trust` to allow running the content of the Notebook.
 
 - **Step 6.** You are now able to edit cells and run their content interactively in VSCode.
 
@@ -123,7 +123,7 @@ FROM ghcr.io/jakoch/jupyter-devbox:latest
   - [./devcontainer/amd64/Dockerfile][amd64_dockerfile]
 - aarch64 - linux/aarch64, linux/arm64/v8, linux/arm64v8
   - [./devcontainer/arm64v8/Dockerfile][arm64_dockerfile]
-- not supported: 
+- not supported:
   - armel
   - armhf, linux/arm64/v7, linux/arm64v7