diff --git a/README.md b/README.md
index 0628db7d302..a2aee84fa2d 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ yarn add puppeteer
 # or "npm i puppeteer"
 ```
 
-> **Note**: When you install Puppeteer, it downloads a recent version of Chromium (~71Mb Mac, ~90Mb Linux, ~110Mb Win) that is guaranteed to work with the API.
+> **Note**: When you install Puppeteer, it downloads a recent version of Chromium (~71Mb Mac, ~90Mb Linux, ~110Mb Win) that is guaranteed to work with the API. To skip the download, see [Environment variables](https://github.com/GoogleChrome/puppeteer/blob/master/docs/api.md#environment-variables).
 
 ### Usage