diff --git a/README.md b/README.md
index 90921df..a46c739 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,8 @@ A mobile friendly tool for downloading videos from social media.
 The backend is a Golang server that will take a URL (YouTube, Reddit, Twitter, etc),
 download the video file, and return a URL to directly download the video. The video will be transcoced as needed to produce a single mp4 file.
 
+This is built on [youtube-dl](https://github.com/ytdl-org/youtube-dl) which has a list of [supported sites](http://ytdl-org.github.io/youtube-dl/supportedsites.html).
+
 Note: This was written to run on a home network and wasn't originally written to be exposed to public traffic. Currently there's no auth. This might change and feel free to send a pull request, but right now, keep this on your internal network and do not expose it.
 
 ![Screenshot 1](https://i.imgur.com/lxwf1qU.png)
@@ -11,7 +13,7 @@ Note: This was written to run on a home network and wasn't originally written to
 
 
 # Running
-Pull the repo then run
+Make sure you have [youtube-dl](https://github.com/ytdl-org/youtube-dl) and [FFmpeg](https://github.com/FFmpeg/FFmpeg) installed then pull the repo and run:
 ```bash
 ./run.sh
 ```