diff --git a/package.json b/package.json
index 1a51f19..f167cdf 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "remark-gfm",
-  "version": "3.0.1",
+  "version": "4.0.0",
   "description": "remark plugin to support GFM (autolink literals, footnotes, strikethrough, tables, tasklists)",
   "license": "MIT",
   "keywords": [
diff --git a/readme.md b/readme.md
index 6413a76..aed6f26 100644
--- a/readme.md
+++ b/readme.md
@@ -96,14 +96,14 @@ npm install remark-gfm
 In Deno with [`esm.sh`][esmsh]:
 
 ```js
-import remarkGfm from 'https://esm.sh/remark-gfm@3'
+import remarkGfm from 'https://esm.sh/remark-gfm@4'
 ```
 
 In browsers with [`esm.sh`][esmsh]:
 
 ```html
 <script type="module">
-  import remarkGfm from 'https://esm.sh/remark-gfm@3?bundle'
+  import remarkGfm from 'https://esm.sh/remark-gfm@4?bundle'
 </script>
 ```