diff --git a/nixos/boxes/colony/vms/default.nix b/nixos/boxes/colony/vms/default.nix
index f96093d..fba4a0d 100644
--- a/nixos/boxes/colony/vms/default.nix
+++ b/nixos/boxes/colony/vms/default.nix
@@ -209,6 +209,7 @@
             drives = [
               (mkMerge [ (vm.disk "darts" "root") { frontendOpts.bootindex = 0; } ])
               (vm.lvmDisk' "media" "darts-media")
+              (vm.lvmDisk' "ext" "darts-ext")
             ];
           };
         };