diff --git a/util/tsconfig.json b/util/tsconfig.json
index 0398ce9a..84d47006 100644
--- a/util/tsconfig.json
+++ b/util/tsconfig.json
@@ -5,7 +5,7 @@
/* Basic Options */
"incremental": true /* Enable incremental compilation */,
- "target": "ES6" /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019', 'ES2020', or 'ESNEXT'. */,
+ "target": "ES2019" /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019', 'ES2020', or 'ESNEXT'. */,
"module": "commonjs" /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', 'es2020', or 'ESNext'. */,
"lib": ["ES2021"] /* Specify library files to be included in the compilation. */,
"allowJs": true /* Allow javascript files to be compiled. */,
|