diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4d1d6a4..a1148b3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org). Except add new
 rule (it is breaking changed by default).
 
+## 91.1.0 - 2018-12-07
+
+- Added: `utils.modifyPresetRules("presetName", callback)` helper (allow enable/disable preset rules).
+
 ## 91.0.0 - 2018-12-07
 
 - Changed: `react` present doesn't extend `esnext` preset.
diff --git a/__tests__/utils.js b/__tests__/utils.js
new file mode 100644
index 0000000..6dd7b54
--- /dev/null
+++ b/__tests__/utils.js
@@ -0,0 +1,23 @@
+import test from "ava";
+import { utils } from "..";
+
+test("modifyPresetRules", t => {
+  const modifiedNodePresetRules = utils.modifyPresetRules("node", () => false);
+
+  // Specify rule
+  t.true(modifiedNodePresetRules["global-require"] === false);
+  // From extend plugin
+  t.true(modifiedNodePresetRules["node/no-deprecated-api"] === false);
+
+  const modifiedEsnextPresetRules = utils.modifyPresetRules(
+    "esnext",
+    () => false
+  );
+
+  // Specify rule
+  t.true(modifiedEsnextPresetRules["consistent-return"] === false);
+  // From extend plugin
+  t.true(modifiedEsnextPresetRules["promise/catch-or-return"] === false);
+  // From `eslint:recommended`
+  t.true(modifiedEsnextPresetRules["no-unreachable"] === false);
+});
diff --git a/index.js b/index.js
index fa61a87..9c55499 100644
--- a/index.js
+++ b/index.js
@@ -11,6 +11,7 @@ const lodash = require("./lib/config/lodash");
 const markdown = require("./lib/config/markdown");
 const node = require("./lib/config/node");
 const react = require("./lib/config/react");
+const utils = require("./lib/utils");
 
 const configs = {
   all,
@@ -28,5 +29,5 @@ const configs = {
 
 module.exports = {
   configs,
-  rules: {}
+  utils
 };
diff --git a/lib/.eslintrc.json b/lib/.eslintrc.json
deleted file mode 100644
index c81d24d..0000000
--- a/lib/.eslintrc.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-  "rules": {
-    "quotes": "off",
-    "sort-keys": "off",
-    "quote-props": ["error", "always"]
-  }
-}
diff --git a/lib/utils.js b/lib/utils.js
new file mode 100644
index 0000000..d29657a
--- /dev/null
+++ b/lib/utils.js
@@ -0,0 +1,22 @@
+"use strict";
+
+const eslint = require("eslint");
+const path = require("path");
+
+function modifyPresetRules(presetName, modificator) {
+  // eslint-disable-next-line import/no-dynamic-require, global-require
+  const config = require(path.resolve(__dirname, "config", presetName));
+  const cli = new eslint.CLIEngine({
+    baseConfig: config,
+    useEslintrc: false
+  });
+  const presetRules = cli.config.baseConfig.rules;
+
+  Object.keys(presetRules).forEach(rule => {
+    presetRules[rule] = modificator(presetRules[rule]);
+  });
+
+  return presetRules;
+}
+
+module.exports = { modifyPresetRules };
diff --git a/package-lock.json b/package-lock.json
index 58d9919..e39066e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "eslint-plugin-itgalaxy",
-  "version": "91.0.0",
+  "version": "91.1.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 929a02f..0c5a052 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "eslint-plugin-itgalaxy",
-  "version": "91.0.0",
+  "version": "91.1.0",
   "description": "Itgalaxy org's ESLint rules and configs.",
   "keywords": [
     "eslint",
@@ -103,6 +103,16 @@
       "./lib/config/markdown.js"
     ],
     "overrides": [
+      {
+        "files": [
+          "lib/config/**/*.{js,mjs,jsx}"
+        ],
+        "rules": {
+          "quotes": "off",
+          "sort-keys": "off",
+          "quote-props": ["error", "always"]
+        }
+      },
       {
         "files": [
           "**/__tests__/**/*.{js,mjs,jsx}"