diff --git a/tsconfig.json b/tsconfig.json
index 44b8f99..b61f304 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -10,10 +10,10 @@
     "moduleResolution": "node",
     "importHelpers": true,
     "lib": [
-      "dom",
-      "es5",
-      "scripthost",
-      "es2015"
+      "DOM",
+      "ES5",
+      "ES6",
+      "ES7"
     ]
   },
   "include": [