diff --git a/.gitignore b/.gitignore
index bac2cd5..46ce66f 100755
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 # Global
 node_modules/
 coverage
+package-lock.json
 
 # OS Generated
 .DS_Store*
diff --git a/CHANGELOG.md b/CHANGELOG.md
index c2fce1d..7ef5444 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+<a name="2.2.1"></a>
+# [2.2.1](https://github.com/faker-javascript/letter) (2022-01-19)
+* Add locales folder for genders.
+
 <a name="2.1.1"></a>
 # [2.1.1](https://github.com/faker-javascript/letter) (2022-01-15)
 * Typo updates.
diff --git a/index.js b/index.js
index 95a72ea..f0711f3 100644
--- a/index.js
+++ b/index.js
@@ -1,11 +1,18 @@
-/* eslint camelcase: ["error", {properties: "never"}] */
+import path from 'node:path';
+import {loadJsonFileSync} from 'load-json-file';
+
 export default function letter(options) {
     options = options || {};
-    const keyspace = {
-        en_US: 'abcdefghijklmnopqrstuvwxyz',
-        ru_RU: 'абвгдеёжзийклмнопрстуфхцчшщъыьэюя',
-    };
     const locale = options.locale || 'en_US';
-    const letter = keyspace[locale].charAt(Math.floor(Math.random() * keyspace[locale].length));
+    const filePath = `./locales/${locale}/letters.json`;
+    let letters = [];
+
+    try {
+        letters = loadJsonFileSync(filePath);
+    } catch {
+        letters = loadJsonFileSync(path.resolve('node_modules/@fakerjs/letter/', filePath));
+    }
+
+    const letter = letters[0].charAt(Math.floor(Math.random() * letters[0].length));
     return (options.casing === 'upper' ? letter.toUpperCase() : letter);
 }
diff --git a/index.test-d.ts b/index.test-d.ts
index 9ba0156..010b4c8 100644
--- a/index.test-d.ts
+++ b/index.test-d.ts
@@ -3,4 +3,4 @@ import letter from './index.js';
 
 expectType<string>(letter());
 expectType<string>(letter({casing: 'upper'}));
-expectType<string>(letter({casing: 'upper', locale: 'en_US'}));
\ No newline at end of file
+expectType<string>(letter({casing: 'upper', locale: 'en_US'}));
diff --git a/locales/en_US/letters.json b/locales/en_US/letters.json
new file mode 100644
index 0000000..679db46
--- /dev/null
+++ b/locales/en_US/letters.json
@@ -0,0 +1,3 @@
+[
+    "abcdefghijklmnopqrstuvwxyz"
+]
\ No newline at end of file
diff --git a/locales/ru_RU/letters.json b/locales/ru_RU/letters.json
new file mode 100644
index 0000000..9d7c84c
--- /dev/null
+++ b/locales/ru_RU/letters.json
@@ -0,0 +1,3 @@
+[
+    "абвгдеёжзийклмнопрстуфхцчшщъыьэюя"
+]
\ No newline at end of file
diff --git a/package.json b/package.json
index eb6c9d3..ee617a7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@fakerjs/letter",
-  "version": "2.1.1",
+  "version": "2.2.1",
   "description": "Letter package provides functionality to generate a fake letter value.",
   "license": "MIT",
   "repository": "faker-javascript/letter",
@@ -17,6 +17,9 @@
   "scripts": {
     "test": "c8 ava; xo --space 4; tsd;"
   },
+  "dependencies": {
+    "load-json-file": "^7.0.1"
+  },
   "devDependencies": {
     "ava": "^4.0.0",
     "c8": "^7.11.0",