diff --git a/CHANGELOG.md b/CHANGELOG.md
index afa0e5e2..4f6c01ba 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,9 @@
 # Change Log
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## 4.18
+* Added `--ignore-unknown-versions` CLI option (by Pig Fang).
+
 ## 4.17.6
 * Fixed sharable config resolution (by Adaline Valentina Simonian).
 
diff --git a/package.json b/package.json
index 5e696066..323218fd 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "browserslist",
-  "version": "4.17.6",
+  "version": "4.18.0",
   "description": "Share target browsers between different front-end tools, like Autoprefixer, Stylelint and babel-env-preset",
   "keywords": [
     "caniuse",