diff --git a/changelog.md b/changelog.md
index ce089df..cbae8de 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,57 +1,59 @@
+# Changelog
 
-#### 9.1.0
+
+## 9.1.0
 
  * Add arrayParallel.js
 
-#### 9.0.0
+## 9.0.0
 
  * Rename `built/worka_require.js` into `built/worka.cjs`
  * Rename `built/worka_script.js` into `built/worka.iife.js`
  * Move Changelog to changelog.md
 
-#### 8.0.0
+## 8.0.0
 
  * Symbols are exported individually
  * work expects an object as argument
  * for MULTI_FUNCTION, functionName is separated from name
 
-#### 7.0.0
+## 7.0.0
 
  * Move to ES Module first
 
-#### 6.1.0
+## 6.1.0
 
  * build-time decorateWorker exposed, FILE loadMode support
 
-#### 6.0.0
+## 6.0.0
 
  * built/worka_script.js and built/worka_require.js removed from git.
  * Use npm or run build yourself.
 
-#### 5.0.0
+## 5.0.0
 
  * Symbol is expected to be defined. Cleanup behaviour after error occurs, instead of never settled promised.
 
-#### 4.0.3
+## 4.0.3
 
  * Now importable with require. See built/worka_require.js
 
-#### 4.0.0
+## 4.0.0
 
  * Run time errors inside the worker will cause the catch statement to be executed with the error message inside as String. See example/workaRunTimeError.html Syntax Errors are not managed (same as before)
 
-#### 3.1.3
+## 3.1.3
 
  * Now importable as script. See built/worka_script.js
 
-#### 3.0.0
+## 3.0.0
 
  * Renamed SYMBOLS into WORKA_SYMBOLS
 
-#### 2.1.1
+## 2.1.1
 
  * Do less when there is no web worker support
 
-#### 2.0.6
+## 2.0.6
 
  * add `.npmignore` for light npm install
\ No newline at end of file
diff --git a/package.json b/package.json
index c8238f1..25a9e7f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "worka",
-  "version": "9.1.0",
+  "version": "9.1.1",
   "description": "web workers results in promises",
   "license": "BSL-1.0",
   "type": "module",