diff --git a/package-lock.json b/package-lock.json
index 7326a1e..e18aa0a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "webpack-merge",
-  "version": "5.8.0",
+  "version": "5.9.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 9e51429..fca2eea 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "webpack-merge",
   "description": "Variant of merge that's useful for webpack configuration",
   "author": "Juho Vepsalainen <bebraw@gmail.com>",
-  "version": "5.8.0",
+  "version": "5.9.0",
   "scripts": {
     "build": "tsc",
     "format": "prettier . --write --ignore-path .gitignore",