diff --git a/README.md b/README.md
index f1c15848..0bc284ea 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 ![](https://assets.zeit.co/image/upload/v1527770721/repositories/serve/serve-repo-banner.png)
 
 [![Build Status](https://circleci.com/gh/zeit/serve.svg?&style=shield)](https://circleci.com/gh/zeit/serve)
+[![Install Size](https://packagephobia.now.sh/badge?p=serve)](https://packagephobia.now.sh/result?p=serve)
 [![Join the community on Spectrum](https://withspectrum.github.io/badge/badge.svg)](https://spectrum.chat/micro/serve)
 
 Assuming you would like to serve a static site, single page application or just a static file (no matter if on your device or on the local network), this package is just the right choice for you.