diff --git a/package.json b/package.json
index 292237e..73e198d 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,8 @@
   "files": [
     "dist",
     "README.md",
-    "LICENSE.md"
+    "LICENSE.md",
+    "index.d.ts"
   ],
   "targets": {
     "main": false,