diff --git a/package-lock.json b/package-lock.json
index 97aad38..4b8c432 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "webpack-merge",
-  "version": "5.10.0",
+  "version": "6.0.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "webpack-merge",
-      "version": "5.10.0",
+      "version": "6.0.0",
       "license": "MIT",
       "dependencies": {
         "flat": "^5.0.2",
diff --git a/package.json b/package.json
index e3a512d..e42193c 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": "5.10.0",
+  "version": "6.0.0",
   "scripts": {
     "build": "tsc",
     "format": "prettier . --write --ignore-path .gitignore",