diff --git a/ADOPTERS.md b/ADOPTERS.md
index 15f65cb1..eddc099d 100644
--- a/ADOPTERS.md
+++ b/ADOPTERS.md
@@ -14,3 +14,4 @@ Twitter isn't the only company using Flight. We're sure the following list isn't
 * [twitter](https://blog.twitter.com/2013/introducing-flight-a-web-application-framework)
 * [goodvidio](http://www.goodvid.io)
 * [Drip](https://www.getdrip.com)
+* [Codetree](https://codetree.com)