diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0f65f24e..412c25c7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,22 @@
 # Changelog
 
+## [10.0.0](https://github.com/ptarmiganlabs/butler/compare/v9.4.0...v10.0.0) (2024-01-28)
+
+
+### ⚠ BREAKING CHANGES
+
+* Major rewrite, switching to ECMAScript instead of CJS.
+
+### Bug Fixes
+
+* **mqtt:** Better logging and check for cert existence ([59dc4fa](https://github.com/ptarmiganlabs/butler/commit/59dc4fa0706de5a47c2f67cf75cae3964c516732))
+* **webhook:** Deal with empty webhook list wo errors ([3f42d02](https://github.com/ptarmiganlabs/butler/commit/3f42d02ba7b0a6a7afd5d03ce7983685cb1adc62)), closes [#944](https://github.com/ptarmiganlabs/butler/issues/944)
+
+
+### Refactoring
+
+* Major rewrite, switching to ECMAScript instead of CJS. ([25f0ab2](https://github.com/ptarmiganlabs/butler/commit/25f0ab2a2905e1895162c33bfb54732e526027b0)), closes [#942](https://github.com/ptarmiganlabs/butler/issues/942)
+
 ## [9.4.0](https://github.com/ptarmiganlabs/butler/compare/v9.3.2...v9.4.0) (2023-12-13)
 
 
diff --git a/package-lock.json b/package-lock.json
index 01490347..9281e7de 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "butler",
-    "version": "9.4.0",
+    "version": "10.0.0",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "butler",
-            "version": "9.4.0",
+            "version": "10.0.0",
             "license": "MIT",
             "dependencies": {
                 "@breejs/later": "^4.2.0",
diff --git a/package.json b/package.json
index a7c2e628..f3044599 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "butler",
-    "version": "9.4.0",
+    "version": "10.0.0",
     "description": "Superpowers for Qlik Sense. Task scheduling, key-value store, advanced alerting and more.",
     "scripts": {
         "test": "node --experimental-vm-modules node_modules/jest/bin/jest.js",