diff --git a/CHANGELOG.md b/CHANGELOG.md
index a72588f..c4aeea1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [6.1.0](https://github.com/webpack-contrib/stylus-loader/compare/v6.0.0...v6.1.0) (2021-06-10)
+
+
+### Features
+
+* allow to use `String` value for the `implementation` option ([b118719](https://github.com/webpack-contrib/stylus-loader/commit/b1187196de0755417f12d81aa72ea2629d946371))
+
 ## [6.0.0](https://github.com/webpack-contrib/stylus-loader/compare/v5.0.0...v6.0.0) (2021-05-12)
 
 
diff --git a/package-lock.json b/package-lock.json
index 757f7ae..5e0a5b4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "stylus-loader",
-  "version": "6.0.0",
+  "version": "6.1.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
diff --git a/package.json b/package.json
index a133876..d7741cb 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "stylus-loader",
-  "version": "6.0.0",
+  "version": "6.1.0",
   "description": "Stylus loader for webpack",
   "license": "MIT",
   "repository": "webpack-contrib/stylus-loader",