diff --git a/.eslintrc.js b/.eslintrc.js
index 9e2a68d..fb8b85b 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -1,4 +1,7 @@
 module.exports = {
+  parserOptions: {
+    ecmaVersion: 6,
+  },
   env: {
     node: true,
   },