diff --git a/README.md b/README.md
index b39539f..118d4c5 100644
--- a/README.md
+++ b/README.md
@@ -42,6 +42,13 @@
 3. Create `.eslintrc.json` file with:
 ```json
 {
+    "parserOptions": {
+        "sourceType": "module",
+        "ecmaVersion": "latest"
+    },
+    "env": {
+        "es6": true
+    },
     "plugins": [
         "snakecasejs"
     ],
@@ -128,4 +135,4 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 * Images and logos have **CC BY-NC 4.0 License** ([Freepik](https://it.freepik.com/) Premium License)
 * Documentations and Translations have **CC BY 4.0 License**
 
-###### Copyleft (c) 2018-2019 [Patryk Rzucidło](https://ptk.dev) ([@PTKDev](https://twitter.com/ptkdev)) <[support@ptkdev.io](mailto:support@ptkdev.io)>
\ No newline at end of file
+###### Copyleft (c) 2018-2019 [Patryk Rzucidło](https://ptk.dev) ([@PTKDev](https://twitter.com/ptkdev)) <[support@ptkdev.io](mailto:support@ptkdev.io)>