diff --git a/package.json b/package.json
index 7903fbe..b4389f7 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,8 @@
   "types": "lib/index.d.ts",
   "files": [
     "lib/*",
-    "WAProto/*",
+    "WAProto/*.ts",
+    "WAProto/*.js",
     "WASignalGroup/*.js",
     "engine-requirements.js"
   ],