diff --git a/changelog.md b/changelog.md
index b0bbdcc..749e060 100644
--- a/changelog.md
+++ b/changelog.md
@@ -10,6 +10,11 @@ Since [Plotly.js](https://plotly.com/javascript/) is the main dependency of this
 application, major version changes in Plotly.js will also trigger a major
 version change in this application.
 
+## Version 5.0.4 (2024-01-07)
+
+* __[maintenance]__
+Update dependency `jsdom` to 23.1.0.
+
 ## Version 5.0.3 (2023-12-28)
 
 * __[maintenance]__
diff --git a/export-server/package-lock.json b/export-server/package-lock.json
index 20dbe31..38106b5 100644
--- a/export-server/package-lock.json
+++ b/export-server/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "plotly-node-export-server",
-  "version": "5.0.3",
+  "version": "5.0.4",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "plotly-node-export-server",
-      "version": "5.0.3",
+      "version": "5.0.4",
       "license": "GPL-3.0",
       "dependencies": {
         "jsdom": "^23.1.0",
diff --git a/export-server/package.json b/export-server/package.json
index 6f188f6..9ba2fb3 100644
--- a/export-server/package.json
+++ b/export-server/package.json
@@ -1,6 +1,6 @@
 {
   "name": "plotly-node-export-server",
-  "version": "5.0.3",
+  "version": "5.0.4",
   "description": "Plotly.js Node.js export server",
   "repository": {
     "url": "https://gitlab.com/striezel/plotly-node-export-server.git",
diff --git a/readme.md b/readme.md
index c4b0ae5..bce40e6 100644
--- a/readme.md
+++ b/readme.md
@@ -117,7 +117,7 @@ A version history is available in [changelog.md](./changelog.md).
 
 ## Copyright and Licensing
 
-Copyright 2018, 2020, 2021, 2022, 2023  Dirk Stolle
+Copyright 2018, 2020, 2021, 2022, 2023, 2024  Dirk Stolle
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by