diff --git a/projects_using_cobra.md b/projects_using_cobra.md
index 99fbd0b..934b04a 100644
--- a/projects_using_cobra.md
+++ b/projects_using_cobra.md
@@ -52,6 +52,7 @@
 - [Random](https://github.com/erdaltsksn/random)
 - [Rclone](https://rclone.org/)
 - [Scaleway CLI](https://github.com/scaleway/scaleway-cli)
+- [Sia](https://github.com/SiaFoundation/siad)
 - [Skaffold](https://skaffold.dev/)
 - [Tendermint](https://github.com/tendermint/tendermint)
 - [Twitch CLI](https://github.com/twitchdev/twitch-cli)