diff --git a/CHANGELOG.md b/CHANGELOG.md
index 53a6c98..86f65ec 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## Unreleased
+## [0.4.0] - 2022-10-20
 
 ### Added
 - Options to show names of color (from w3c basic, extended and xkcd)
diff --git a/build-aux/com.github.finefindus.eyedropper.json b/build-aux/com.github.finefindus.eyedropper.json
index bb0b4be..ebd1e9f 100644
--- a/build-aux/com.github.finefindus.eyedropper.json
+++ b/build-aux/com.github.finefindus.eyedropper.json
@@ -1,7 +1,7 @@
 {
     "id": "com.github.finefindus.eyedropper",
     "runtime": "org.gnome.Platform",
-    "runtime-version": "42",
+    "runtime-version": "43",
     "sdk": "org.gnome.Sdk",
     "sdk-extensions": ["org.freedesktop.Sdk.Extension.rust-stable"],
     "command": "eyedropper",
@@ -22,8 +22,8 @@
             "sources": [
                 {
                     "type": "archive",
-                    "url": "https://github.com/FineFindus/eyedropper/releases/download/0.3.1/eyedropper-0.3.1.tar.xz",
-                    "sha256": "b88d20e36bf99b4d3182fd0f29692f1491af20d8d1d400848599c723e92c092c"
+                    "url": "https://github.com/FineFindus/eyedropper/releases/download/0.4.0/eyedropper-0.4.0.tar.xz",
+                    "sha256": "48831bd449ae6374450c8f052c59182b1cf296560d60ff9f9ee71fb74dbc032d"
                 }
             ]
         }
diff --git a/data/com.github.finefindus.eyedropper.metainfo.xml.in.in b/data/com.github.finefindus.eyedropper.metainfo.xml.in.in
index eba7444..6700eaf 100644
--- a/data/com.github.finefindus.eyedropper.metainfo.xml.in.in
+++ b/data/com.github.finefindus.eyedropper.metainfo.xml.in.in
@@ -47,8 +47,8 @@
   <url type="bugtracker">https://github.com/FineFindus/eyedropper/issues</url>
   <content_rating type="oars-1.0" />
   <releases>
-    <release version="0.4.0" date="2022-10-17">
-      Placeholder until real release
+    <release version="0.4.0" date="2022-10-20">
+      See the CHANGELOG.md or in-app for the changes
     </release>
     <release version="0.3.1" date="2022-09-23">
       Fixed a few bugs and added Dutch translations.