diff --git a/Jenkinsfile b/Jenkinsfile
index 377c15b..bd53ef7 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -5,7 +5,7 @@ pipeline {
         VERSION = VersionNumber([
             versionNumberString:
                 '${BUILDS_ALL_TIME}',
-            versionPrefix: '2.0.',
+            versionPrefix: '2.1.',
             worstResultForIncrement: 'SUCCESS'
         ])
     }
diff --git a/README.md b/README.md
index a8e2446..ba14f2e 100644
--- a/README.md
+++ b/README.md
@@ -1,20 +1,20 @@
-# Sapphirecode ESLint configuration
+# @sapphirecode/eslint-config
 
-Javascript coding standard used by Sapphirecode
+[![Package quality](https://packagequality.com/badge/%40sapphirecode%2Feslint-config)](https://packagequality.com/#?package=%40sapphirecode%2Feslint-config)
+
+version: 2.1.x
+
+scode eslint standard configuration
 
 ## Installation
 
-to install this module you have to add the following line to your .npmrc
+npm:
 
-```npmrc
-@scode:registry=https://npm.scode.ovh
-```
+> npm i --save-dev @sapphirecode/eslint-config
 
-then install the module and eslint
+yarn:
 
-```sh
-npm i --save-dev @scode/eslint-config eslint
-```
+> yarn add --dev @sapphirecode/eslint-config
 
 then create a file named .eslintrc.js with the following contents.
 
@@ -32,5 +32,7 @@ module.exports = {
   ]
 }
 ```
-  
-after that you can run eslint.
+
+## License
+
+BSD-3-Clause © Timo Hocker
diff --git a/index.js b/index.js
index 9465fe7..954f27e 100644
--- a/index.js
+++ b/index.js
@@ -34,7 +34,6 @@ module.exports = {
     // Best Practices https://eslint.org/docs/rules/#best-practices
     'array-callback-return': ['error', { allowImplicit: false }],
     'block-scoped-var': 'error',
-    'class-methods-use-this': 'off',
     complexity: ['warn', { max: 15 }],
     'consistent-return': ['error', { treatUndefinedAsUnspecified: false }],
     curly: ['error', 'multi-or-nest', 'consistent'],
@@ -66,7 +65,6 @@ module.exports = {
     'no-iterator': 'error',
     'no-lone-blocks': 'error',
     'no-loop-func': 'error',
-    'no-magic-numbers': 'off',
     'no-multi-spaces': 'error',
     'no-multi-str': 'error',
     'no-new': 'error',
@@ -137,7 +135,6 @@ module.exports = {
     'consistent-this': 'error',
     'eol-last': 'error',
     'func-call-spacing': ['error', 'always'],
-    'no-spaced-func': 'off',
     'func-name-matching': ['error', 'always'],
     'func-names': ['error', 'always'],
     'func-style': ['error', 'declaration', { allowArrowFunctions: true }],
@@ -293,7 +290,6 @@ module.exports = {
 
     // node
     'node/exports-style': 'error',
-    'node/file-extension-in-import': 'off',
     'node/prefer-global/buffer': 'error',
     'node/prefer-global/console': 'error',
     'node/prefer-global/process': 'error',
@@ -302,8 +298,6 @@ module.exports = {
     'node/prefer-global/url-search-params': 'error',
     'node/prefer-global/url': 'error',
     'node/prefer-promises/dns': 'error',
-    'node/no-unpublished-require': 'off',
-    'node/no-missing-import': 'off',
 
     // sort-requires-by-path
     'sort-requires-by-path/sort-requires-by-path': 'error'
diff --git a/jenkins.js b/jenkins.js
index 0cd1194..37c1969 100644
--- a/jenkins.js
+++ b/jenkins.js
@@ -26,12 +26,12 @@ if (typeof pkg.repository === 'undefined') {
 }
 
 function major (version) {
-  return version.replace (/\.[0-9]+$/ui, '');
+  return version.replace (/\.[0-9x]+$/ui, '');
 }
 
 if (fs.existsSync ('README.md')) {
   const readme = fs.readFileSync ('README.md', 'utf-8');
-  const version = (/version: ([0-9.]+)/ui).exec (readme);
+  const version = (/version: ([0-9x.]+)/ui).exec (readme);
   if (
     version === null
     || major (version[1]) !== major (pkg.version)
diff --git a/package.json b/package.json
index 98ed15f..23fa5a3 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "url": "https://git.scode.ovh/timo/scode-eslint-config.git"
   },
   "peerDependencies": {
-    "eslint": ">=6.8.0"
+    "eslint": ">=7.0.0"
   },
   "keywords": [
     "eslint",