diff --git a/packages/commonjs/CHANGELOG.md b/packages/commonjs/CHANGELOG.md
index ec4c73853..057b58282 100644
--- a/packages/commonjs/CHANGELOG.md
+++ b/packages/commonjs/CHANGELOG.md
@@ -1,5 +1,17 @@
 # @rollup/plugin-commonjs ChangeLog
 
+## v18.1.0
+
+_2021-05-04_
+
+### Bugfixes
+
+- fix: idempotence issue (#871)
+
+### Features
+
+- feat: Add `defaultIsModuleExports` option to match Node.js behavior (#838)
+
 ## v18.0.0
 
 _2021-03-26_
diff --git a/packages/commonjs/package.json b/packages/commonjs/package.json
index fb624c674..f806f6b99 100644
--- a/packages/commonjs/package.json
+++ b/packages/commonjs/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rollup/plugin-commonjs",
-  "version": "18.0.0",
+  "version": "18.1.0",
   "publishConfig": {
     "access": "public"
   },