diff --git a/CHANGELOG.md b/CHANGELOG.md
index 543f858..da61359 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,12 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## [Unreleased]
 
+## [v6.2.1](https://github.com/studiometa/webpack-config/compare/6.2.0..6.2.1) (2024-11-08)
+
+### Fixed
+
+- Fix CJS files being incorrectly transformed to ESM ([#172](https://github.com/studiometa/webpack-config/pull/172), [e4cccc2](https://github.com/studiometa/webpack-config/commit/e4cccc2))
+
 ## [v6.2.0](https://github.com/studiometa/webpack-config/compare/6.1.0..6.2.0) (2024-10-03)
 
 ### Added
diff --git a/composer.json b/composer.json
index 53618e6..b696ede 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,6 @@
 {
   "name": "studiometa/webpack-config",
-  "version": "6.2.0",
+  "version": "6.2.1",
   "description": "PHP Helpers for @studiometa/webpack-config",
   "type": "library",
   "require": {
diff --git a/package-lock.json b/package-lock.json
index dddd832..5975492 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@studiometa/webpack-config-root",
-  "version": "6.2.0",
+  "version": "6.2.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@studiometa/webpack-config-root",
-      "version": "6.2.0",
+      "version": "6.2.1",
       "workspaces": [
         "packages/*"
       ],
@@ -16019,7 +16019,7 @@
     },
     "packages/demo": {
       "name": "@studiometa/webpack-config-demo",
-      "version": "6.2.0",
+      "version": "6.2.1",
       "dependencies": {
         "@studiometa/js-toolkit": "^2.12.1",
         "@studiometa/ui": "^0.2.54",
@@ -16509,7 +16509,7 @@
     },
     "packages/preset-markdown": {
       "name": "@studiometa/webpack-config-preset-markdown",
-      "version": "6.2.0",
+      "version": "6.2.1",
       "license": "MIT",
       "dependencies": {
         "front-matter-loader": "^2.0.0",
@@ -16971,7 +16971,7 @@
     },
     "packages/preset-prototyping": {
       "name": "@studiometa/webpack-config-preset-prototyping",
-      "version": "6.2.0",
+      "version": "6.2.1",
       "license": "MIT",
       "dependencies": {
         "@studiometa/webpack-config-preset-markdown": "file:../preset-markdown",
@@ -17018,7 +17018,7 @@
     },
     "packages/preset-vue-2": {
       "name": "@studiometa/webpack-config-preset-vue-2",
-      "version": "6.2.0",
+      "version": "6.2.1",
       "license": "MIT",
       "dependencies": {
         "lodash.merge": "^4.6.2",
@@ -17098,7 +17098,7 @@
     },
     "packages/preset-vue-3": {
       "name": "@studiometa/webpack-config-preset-vue-3",
-      "version": "6.2.0",
+      "version": "6.2.1",
       "license": "MIT",
       "dependencies": {
         "@vue/compiler-sfc": "^3.5.10",
@@ -17114,7 +17114,7 @@
     },
     "packages/webpack-config": {
       "name": "@studiometa/webpack-config",
-      "version": "6.2.0",
+      "version": "6.2.1",
       "license": "MIT",
       "dependencies": {
         "@soda/friendly-errors-webpack-plugin": "^1.8.1",
diff --git a/package.json b/package.json
index 7ee4e86..dfa60ee 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@studiometa/webpack-config-root",
-  "version": "6.2.0",
+  "version": "6.2.1",
   "private": true,
   "type": "module",
   "workspaces": [
diff --git a/packages/demo/package.json b/packages/demo/package.json
index 2d00b2f..da732df 100644
--- a/packages/demo/package.json
+++ b/packages/demo/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@studiometa/webpack-config-demo",
-  "version": "6.2.0",
+  "version": "6.2.1",
   "private": true,
   "type": "module",
   "scripts": {
diff --git a/packages/preset-markdown/package.json b/packages/preset-markdown/package.json
index 5112649..1d7abdd 100644
--- a/packages/preset-markdown/package.json
+++ b/packages/preset-markdown/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@studiometa/webpack-config-preset-markdown",
-  "version": "6.2.0",
+  "version": "6.2.1",
   "publishConfig": {
     "access": "public"
   },
diff --git a/packages/preset-prototyping/package.json b/packages/preset-prototyping/package.json
index 6503b36..4620a93 100644
--- a/packages/preset-prototyping/package.json
+++ b/packages/preset-prototyping/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@studiometa/webpack-config-preset-prototyping",
-  "version": "6.2.0",
+  "version": "6.2.1",
   "publishConfig": {
     "access": "public"
   },
diff --git a/packages/preset-vue-2/package.json b/packages/preset-vue-2/package.json
index 62830e0..59908a7 100644
--- a/packages/preset-vue-2/package.json
+++ b/packages/preset-vue-2/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@studiometa/webpack-config-preset-vue-2",
-  "version": "6.2.0",
+  "version": "6.2.1",
   "publishConfig": {
     "access": "public"
   },
diff --git a/packages/preset-vue-3/package.json b/packages/preset-vue-3/package.json
index 8cae736..9a7d110 100644
--- a/packages/preset-vue-3/package.json
+++ b/packages/preset-vue-3/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@studiometa/webpack-config-preset-vue-3",
-  "version": "6.2.0",
+  "version": "6.2.1",
   "publishConfig": {
     "access": "public"
   },
diff --git a/packages/webpack-config/package.json b/packages/webpack-config/package.json
index a83bb04..4467ede 100644
--- a/packages/webpack-config/package.json
+++ b/packages/webpack-config/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@studiometa/webpack-config",
-  "version": "6.2.0",
+  "version": "6.2.1",
   "description": "A basic webpack config",
   "type": "module",
   "main": "src/index.js",
diff --git a/packages/webpack-config/src/webpack.base.config.js b/packages/webpack-config/src/webpack.base.config.js
index fe1e966..080f30b 100644
--- a/packages/webpack-config/src/webpack.base.config.js
+++ b/packages/webpack-config/src/webpack.base.config.js
@@ -87,15 +87,12 @@ export default async function getWebpackBaseConfig(config, { mode = 'production'
         },
         {
           test: /\.m?(j|t)s$/,
-          // Exclude all but packages from the `@studiometa/` namespace
-          exclude: [/node_modules[\\/](?!@studiometa[\\/]).*/],
           type: 'javascript/auto',
           use: {
             loader: 'esbuild-loader',
             options: {
               loader: 'ts',
               target: isDev ? 'es2022' : 'es2020',
-              format: 'esm',
             },
           },
         },