diff --git a/socket.io-serverless/package.json b/socket.io-serverless/package.json
index ccceb97..e07eb7e 100644
--- a/socket.io-serverless/package.json
+++ b/socket.io-serverless/package.json
@@ -15,6 +15,7 @@
   "files": [
     "dist",
     "README.md",
+    "docs",
     "mocks",
     "src",
     "build.mjs",