diff --git a/vite.config.ts b/vite.config.ts
index b1a11a6..cae3aa9 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -62,7 +62,7 @@ export default ({ command, mode }: ConfigEnv): UserConfig => {
     },
     build: {
       minify: 'esbuild',
-      target: 'es2015',
+      target: 'es2018',
       cssTarget: 'chrome80',
       outDir: OUTPUT_DIR,
       terserOptions: {