diff --git a/tsconfig.json b/tsconfig.json
index 8d648f4c..af29ca8b 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "extends": "@gplane/tsconfig",
   "compilerOptions": {
-    "target": "es2016",
+    "target": "es2017",
     "module": "esnext",
     "moduleResolution": "node",
     "declaration": false,