diff --git a/tsconfig.json b/tsconfig.json
index 402a99e6..a2e2d4cd 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,7 +1,6 @@
 {
   "compilerOptions": {
     "target": "ES5",
-    "module": "es6",
     "lib": ["es5", "scripthost", "dom", "es6"],
     "noImplicitAny": true,
     "esModuleInterop": false,