diff --git a/package.json b/package.json
index b3a72b2..33ddc9b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "lowlight",
-  "version": "2.9.0",
+  "version": "3.0.0",
   "description": "Virtual syntax highlighting for virtual DOMs and non-HTML things",
   "license": "MIT",
   "keywords": [
diff --git a/readme.md b/readme.md
index a2d5d63..0998fa2 100644
--- a/readme.md
+++ b/readme.md
@@ -74,14 +74,14 @@ npm install lowlight
 In Deno with [`esm.sh`][esmsh]:
 
 ```js
-import {all, common, createLowlight} from 'https://esm.sh/lowlight@2'
+import {all, common, createLowlight} from 'https://esm.sh/lowlight@3'
 ```
 
 In browsers with [`esm.sh`][esmsh]:
 
 ```html
 <script type="module">
-  import {all, common, createLowlight} from 'https://esm.sh/lowlight@2?bundle'
+  import {all, common, createLowlight} from 'https://esm.sh/lowlight@3?bundle'
 </script>
 ```