diff --git a/README.md b/README.md
index 385f36c..1f52ee4 100644
--- a/README.md
+++ b/README.md
@@ -209,7 +209,10 @@ module.exports = function (ctx) {
 
 ## Changelog
 
-* 9.1.0
+* 10.0.0
+  * Released with the same changes as 9.1.0
+
+* 9.1.0 **deprecated, because it breaks semver by dropping support for node <18**
   * Bump postcss-load-config to ^5.0.0
   * Ensure options are passed to plugins when using postcss.config.js #170
   * Update deps
diff --git a/package.json b/package.json
index eef0574..1888201 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
     "all": true,
     "check-coverage": true
   },
-  "version": "9.1.0",
+  "version": "10.0.0",
   "description": "PostCSS gulp plugin",
   "main": "index.js",
   "engines": {