diff --git a/package.json b/package.json
index 5c79de8..ff3f5b4 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,8 @@
     "dist",
     "src",
     "index.js",
-    "jquery.js"
+    "jquery.js",
+    "perfect-scrollbar.d.ts"
   ],
   "devDependencies": {
     "browserify": "^11.2.0",