diff --git a/package.json b/package.json
index a925c5d..1bb67e5 100644
--- a/package.json
+++ b/package.json
@@ -24,6 +24,7 @@
     "pjax.js",
     "pjax.min.js"
   ],
+  "types": "pjax.d.ts",
   "devDependencies": {
     "browserify": "^15.0.0",
     "jscs": "^3.0.7",