diff --git a/tsconfig.json b/tsconfig.json
index 19fd269..cbb2020 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,12 +1,13 @@
 {
   "compilerOptions": {
+    "importHelpers": true,
     "lib": [
       "dom",
       "es5",
       "es2015",
       "es2015.promise"
     ],
-    "module": "commonjs",
+    "module": "ESNext",
     "moduleResolution": "node",
     "target": "es5",
     "sourceMap": true,