diff --git a/README.md b/README.md
index adc000e8..9181b3ce 100644
--- a/README.md
+++ b/README.md
@@ -916,6 +916,9 @@ See [CONTRIBUTING.md](CONTRIBUTING.md) for more information.
            to fix in browser demo, allow custom rules in `.markdownlint.json` schema, improve
            MD042/MD044, improve documentation, update dependencies.
   * 0.21.1 - Improve MD011/MD031, export `getVersion` API.
+* 0.22.0 - Allow `extends` in config to reference installed packages by name, add
+           `markdownlint-disable-next-line` inline comment, support JSON front matter, improve
+           MD009/MD026/MD028/MD043, update dependencies (including `markdown-it` to v12).
 
 [npm-image]: https://img.shields.io/npm/v/markdownlint.svg
 [npm-url]: https://www.npmjs.com/package/markdownlint
diff --git a/demo/markdownlint-browser.js b/demo/markdownlint-browser.js
index 87be8995..a3dc1774 100644
--- a/demo/markdownlint-browser.js
+++ b/demo/markdownlint-browser.js
@@ -3503,7 +3503,7 @@ module.exports = rules;
 },{"../package.json":50,"./md001":5,"./md002":6,"./md003":7,"./md004":8,"./md005":9,"./md006":10,"./md007":11,"./md009":12,"./md010":13,"./md011":14,"./md012":15,"./md013":16,"./md014":17,"./md018":18,"./md019":19,"./md020":20,"./md021":21,"./md022":22,"./md023":23,"./md024":24,"./md025":25,"./md026":26,"./md027":27,"./md028":28,"./md029":29,"./md030":30,"./md031":31,"./md032":32,"./md033":33,"./md034":34,"./md035":35,"./md036":36,"./md037":37,"./md038":38,"./md039":39,"./md040":40,"./md041":41,"./md042":42,"./md043":43,"./md044":44,"./md045":45,"./md046":46,"./md047":47,"./md048":48}],50:[function(require,module,exports){
 module.exports={
     "name": "markdownlint",
-    "version": "0.21.1",
+    "version": "0.22.0",
     "description": "A Node.js style checker and lint tool for Markdown/CommonMark files.",
     "main": "lib/markdownlint.js",
     "types": "lib/markdownlint.d.ts",
diff --git a/helpers/package.json b/helpers/package.json
index c956c2d4..bc9b4e19 100644
--- a/helpers/package.json
+++ b/helpers/package.json
@@ -1,6 +1,6 @@
 {
   "name": "markdownlint-rule-helpers",
-  "version": "0.12.0",
+  "version": "0.13.0",
   "description": "A collection of markdownlint helper functions for custom rules",
   "main": "helpers.js",
   "author": "David Anson (https://dlaa.me/)",
diff --git a/package.json b/package.json
index 769c74a7..346b6098 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "markdownlint",
-  "version": "0.21.1",
+  "version": "0.22.0",
   "description": "A Node.js style checker and lint tool for Markdown/CommonMark files.",
   "main": "lib/markdownlint.js",
   "types": "lib/markdownlint.d.ts",