diff --git a/eslint.config.js b/eslint.config.js
index 4398c20..a39a38a 100644
--- a/eslint.config.js
+++ b/eslint.config.js
@@ -12,7 +12,7 @@ export default ts.config(
             parser: tsEslintParser,
             parserOptions: {
                 sourceType: 'module',
-                ecmaVersion: 2020
+                ecmaVersion: 2021,
             },
             globals: {
                 ...globals.browser,