diff --git a/packages/base-configs/.browserslistrc b/packages/base-configs/.browserslistrc
deleted file mode 100644
index 8f26fc3..0000000
--- a/packages/base-configs/.browserslistrc
+++ /dev/null
@@ -1 +0,0 @@
-extends @ivuorinen/browserslist-config
\ No newline at end of file
diff --git a/packages/base-configs/.commitlintrc.json b/packages/base-configs/.commitlintrc.json
deleted file mode 100644
index 69b8501..0000000
--- a/packages/base-configs/.commitlintrc.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  "extends": ["@ivuorinen/commitlint-config"]
-}
diff --git a/packages/base-configs/.eslintrc.json b/packages/base-configs/.eslintrc.json
deleted file mode 100644
index cc7d003..0000000
--- a/packages/base-configs/.eslintrc.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  "extends": ["@ivuorinen"]
-}
diff --git a/packages/base-configs/.markdownlint.json b/packages/base-configs/.markdownlint.json
deleted file mode 100644
index 9dda526..0000000
--- a/packages/base-configs/.markdownlint.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  "extends": "@ivuorinen/markdownlint-config"
-}
diff --git a/packages/base-configs/.prettierrc.js b/packages/base-configs/.prettierrc.js
deleted file mode 100644
index 90ee27e..0000000
--- a/packages/base-configs/.prettierrc.js
+++ /dev/null
@@ -1,7 +0,0 @@
-const config = require('@ivuorinen/prettier-config/index.js')
-
-module.exports = {
-  ...config,
-  printWidth: 80,
-  proseWrap: 'always'
-}
diff --git a/packages/base-configs/.releaserc.json b/packages/base-configs/.releaserc.json
deleted file mode 100644
index fb3d9e0..0000000
--- a/packages/base-configs/.releaserc.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  "extends": ["@ivuorinen/semantic-release-config"]
-}
diff --git a/packages/browserslist-config/index.js b/packages/browserslist-config/index.js
index c32cec4..b53ff7c 100644
--- a/packages/browserslist-config/index.js
+++ b/packages/browserslist-config/index.js
@@ -1,6 +1,3 @@
 'use strict'
 
-module.exports = [
-  'defaults and fully supports es6-module',
-  'maintained node versions'
-]
+module.exports = ['defaults and fully supports es6-module', 'maintained node versions']
diff --git a/packages/config-checker/helpers/generate-md-table.js b/packages/config-checker/helpers/generate-md-table.js
index 7bbd0ef..a912453 100644
--- a/packages/config-checker/helpers/generate-md-table.js
+++ b/packages/config-checker/helpers/generate-md-table.js
@@ -3,9 +3,7 @@
 const configurationPaths = require('../lib/configuration-paths')
 
 const configItems = configurationPaths('[module name]')
-const longestLine = configItems.reduce((a, b) =>
-  a.length > b.length ? a : b
-).length
+const longestLine = configItems.reduce((a, b) => (a.length > b.length ? a : b)).length
 
 const mdTable = configItems.map(file => {
   const diff = longestLine - file.length
diff --git a/packages/eslint-config/index.js b/packages/eslint-config/index.js
index d70ebc9..a6ead9e 100644
--- a/packages/eslint-config/index.js
+++ b/packages/eslint-config/index.js
@@ -7,11 +7,7 @@ module.exports = {
     es2021: true,
     node: true
   },
-  extends: [
-    'plugin:promise/recommended',
-    'plugin:sonarjs/recommended',
-    'standard'
-  ],
+  extends: ['plugin:promise/recommended', 'plugin:sonarjs/recommended', 'standard'],
   parserOptions: {
     ecmaVersion: 12
   }
diff --git a/packages/stylelint-config/scss/index.js b/packages/stylelint-config/scss/index.js
index 5e4d562..992ec35 100644
--- a/packages/stylelint-config/scss/index.js
+++ b/packages/stylelint-config/scss/index.js
@@ -19,10 +19,7 @@ module.exports = {
     'scss/dollar-variable-no-missing-interpolation': true,
     'scss/dollar-variable-pattern': '^[a-z][a-z-\\d]*$',
     'scss/media-feature-value-dollar-variable': null,
-    'scss/no-duplicate-dollar-variables': [
-      null,
-      { ignoreInsideAtRules: ['if', 'mixin'] }
-    ],
+    'scss/no-duplicate-dollar-variables': [null, { ignoreInsideAtRules: ['if', 'mixin'] }],
     'scss/no-duplicate-mixins': true,
     'scss/operator-no-newline-after': true,
     'scss/operator-no-newline-before': true,