diff --git a/index.js b/index.js
index 5e905521..8037c32f 100644
--- a/index.js
+++ b/index.js
@@ -29,7 +29,15 @@ const overProperty = (property, over) => object =>
     ? Object.assign(object, { [property]: over(object[property]) })
     : object
 const sortGitHooks = sortObjectBy(gitHooks)
-const sortESLintConfig = sortObjectBy([
+
+// https://github.com/eslint/eslint/blob/acc0e47572a9390292b4e313b4a4bf360d236358/conf/config-schema.js
+const eslintBaseConfigProperties = [
+  // `files` and `excludedFiles` are only on `overrides[]`
+  // for easier sort `overrides[]`,
+  // add them to here, so we don't need sort `overrides[]` twice
+  'files',
+  'excludedFiles',
+  // baseConfig
   'env',
   'parser',
   'parserOptions',
@@ -42,7 +50,21 @@ const sortESLintConfig = sortObjectBy([
   'processor',
   'noInlineConfig',
   'reportUnusedDisableDirectives',
-])
+]
+const sortEslintConfig = onObject(
+  pipe([
+    sortObjectBy(eslintBaseConfigProperties),
+    overProperty('env', sortObject),
+    overProperty('globals', sortObject),
+    overProperty(
+      'overrides',
+      onArray(overrides => overrides.map(sortEslintConfig)),
+    ),
+    overProperty('parserOptions', sortObject),
+    overProperty('rules', sortObject),
+    overProperty('settings', sortObject),
+  ]),
+)
 const sortVSCodeBadgeObject = sortObjectBy(['description', 'url', 'href'])
 
 const sortPrettierConfigKeys = onObject(config =>
@@ -183,7 +205,7 @@ const fields = [
   { key: 'browserslist' },
   { key: 'xo', over: sortObject },
   { key: 'prettier', over: sortPrettierConfig },
-  { key: 'eslintConfig', over: sortESLintConfig },
+  { key: 'eslintConfig', over: sortEslintConfig },
   { key: 'eslintIgnore' },
   { key: 'stylelint' },
   { key: 'ava', over: sortObject },
diff --git a/test.js b/test.js
index 2adbab5b..b2e50833 100644
--- a/test.js
+++ b/test.js
@@ -291,18 +291,100 @@ testField('husky', [
   },
 ])
 
-testField('eslintConfig', [
-  {
-    value: {
-      overrides: [],
-      extends: ['standard', 'plugin:prettier/recommended', 'prettier/standard'],
-      [UNKNOWN]: UNKNOWN,
-      rules: {},
-      plugins: ['prettier'],
+// eslint
+const sortedEslintConfig = sortPackageJson({
+  eslintConfig: {
+    overrides: [
+      {
+        z: 'z',
+        a: 'a',
+        files: '*.js',
+        excludedFiles: '*.exclude.js',
+        rules: {
+          z: 'z',
+          a: 'a',
+          semi: 'error',
+        },
+      },
+    ],
+    extends: ['standard', 'plugin:prettier/recommended', 'prettier/standard'],
+    z: 'z',
+    a: 'a',
+    rules: {
+      z: 'z',
+      a: 'a',
+      semi: 'error',
+    },
+    env: {
+      z: 'z',
+      a: 'a',
+      browser: true,
+      node: true,
     },
-    expect: ['plugins', 'extends', 'rules', 'overrides', UNKNOWN],
+    globals: {
+      z: 'z',
+      a: 'a',
+      var1: 'writable',
+      var2: 'readonly',
+    },
+    parserOptions: {
+      z: 'z',
+      a: 'a',
+      ecmaVersion: 6,
+      sourceType: 'module',
+      ecmaFeatures: {
+        jsx: true,
+      },
+    },
+    settings: {
+      z: 'z',
+      a: 'a',
+      'import/extensions': '',
+    },
+    plugins: ['a', 'z', 'prettier'],
   },
-])
+}).eslintConfig
+assert.deepStrictEqual(
+  Object.keys(sortedEslintConfig),
+  [
+    'env',
+    'parserOptions',
+    'settings',
+    'plugins',
+    'extends',
+    'rules',
+    'overrides',
+    'globals',
+    'a',
+    'z',
+  ],
+  'eslintConfig field should sorted',
+)
+assert.deepStrictEqual(
+  Object.keys(sortedEslintConfig.parserOptions),
+  ['a', 'ecmaFeatures', 'ecmaVersion', 'sourceType', 'z'],
+  'eslintConfig.parserOptions should sorted',
+)
+assert.deepStrictEqual(
+  Object.keys(sortedEslintConfig.rules),
+  ['a', 'semi', 'z'],
+  'eslintConfig.rules should sorted',
+)
+assert.deepStrictEqual(
+  Object.keys(sortedEslintConfig.settings),
+  ['a', 'import/extensions', 'z'],
+  'eslintConfig.settings should sorted',
+)
+assert.deepStrictEqual(
+  Object.keys(sortedEslintConfig.overrides[0]),
+  ['files', 'excludedFiles', 'rules', 'a', 'z'],
+  'eslintConfig.overrides[0] should sorted',
+)
+assert.deepStrictEqual(
+  Object.keys(sortedEslintConfig.overrides[0].rules),
+  ['a', 'semi', 'z'],
+  'eslintConfig.overrides[0].rules should sorted',
+)
 
 // prettier
 const sortedPrettierConfig = sortPackageJson({