diff --git a/CHANGELOG.md b/CHANGELOG.md
index 03bb746e2..8c8f34fce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,12 +11,16 @@ Changelog
 
 _Note: Gaps between patch versions are faulty, broken or test releases._
 
-## v4.0.0-beta.?? (2024-09-??)
+## v4.0.0-beta.131 (2024-09-11)
 
 #### :rocket: New Feature
 
 * Enhanced filesystem cache invalidation criteria by including the current branch name and the most recent merge `build/webpack`
 
+#### :bug: Bug Fix
+
+* Fixed `env` argument for autoprefixer
+
 ## v4.0.0-beta.130 (2024-09-05)
 
 #### :bug: Bug Fix
diff --git a/config/default.js b/config/default.js
index 13ecc6c1a..c7cd9fcbe 100644
--- a/config/default.js
+++ b/config/default.js
@@ -45,10 +45,10 @@ module.exports = config.createConfig({dirs: [__dirname, 'client']}, {
 	},
 
 	/**
-	 * Returns browserslist targets
+	 * Returns browserslist env
 	 * @param {string} env - custom environment
 	 */
-	browserslist(env) {
+	browserslistEnv(env) {
 		if (env == null) {
 			const configEnv = this.environment;
 
@@ -63,10 +63,7 @@ module.exports = config.createConfig({dirs: [__dirname, 'client']}, {
 			}
 		}
 
-		const
-			browsersListConfig = browserslist.findConfig('.');
-
-		return browsersListConfig[env];
+		return env;
 	},
 
 	src: {
@@ -881,7 +878,9 @@ module.exports = config.createConfig({dirs: [__dirname, 'client']}, {
 		 */
 		swc(env) {
 			const
-				targets = this.config.browserslist(env);
+				browsersListEnv = this.config.browserslistEnv(env),
+				browsersListConfig = browserslist.findConfig('.'),
+				targets = browsersListConfig[browsersListEnv];
 
 			const base = {
 				jsc: {
@@ -1112,7 +1111,7 @@ module.exports = config.createConfig({dirs: [__dirname, 'client']}, {
 	 * @returns {object}
 	 */
 	autoprefixer() {
-		return {remove: false, env: this.browserslist()};
+		return {remove: false, env: this.browserslistEnv()};
 	},
 
 	/**
diff --git a/package.json b/package.json
index b0ab471a6..3ad4979c5 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "packageManager": "yarn@4.0.2",
   "typings": "index.d.ts",
   "license": "MIT",
-  "version": "4.0.0-beta.130",
+  "version": "4.0.0-beta.131",
   "author": {
     "name": "kobezzza",
     "email": "kobezzza@gmail.com",