diff --git a/eslint.config.mjs b/eslint.config.mjs
index 01c66e8..0b21d14 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -20,6 +20,7 @@ export default [
         ...globals.browser,
       },
       parserOptions: {
+        ecmaVersion: '2020',
         ecmaFeatures: {
           jsx: true,
         },