diff --git a/NOTICE b/NOTICE
index 6bdd4c406..748c8350c 100644
--- a/NOTICE
+++ b/NOTICE
@@ -4,3 +4,11 @@ Copyright 2019 Drone.IO, Inc
 This product includes software developed at Drone.IO, Inc.
 (http://drone.io/).
 
+This product includes software developed by Docker, Inc.
+(https://www.docker.com/).
+
+This product includes software developed by Canonical Ltd.
+(https://www.canonical.com/).
+
+This product includes software developed at CoreOS, Inc.
+(http://www.coreos.com/).