diff --git a/hosts/zelus/configuration.nix b/hosts/zelus/configuration.nix
index 0696113..da77903 100644
--- a/hosts/zelus/configuration.nix
+++ b/hosts/zelus/configuration.nix
@@ -81,6 +81,7 @@
     };
 
     brews = [
+      "argocd"
       "azure-cli"
       "coreutils"
       "gnu-sed"