diff --git a/tsconfig.json b/tsconfig.json
index 4dbf482..258711b 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,6 +1,6 @@
 {
 "compilerOptions": {
-  "target": "es5",
+  "target": "es6",
   "lib": [
     "dom",
     "dom.iterable",