diff --git a/hosts/desktop/hardware-configuration.nix b/hosts/desktop/hardware-configuration.nix
index 2ee21db..c9f4387 100644
--- a/hosts/desktop/hardware-configuration.nix
+++ b/hosts/desktop/hardware-configuration.nix
@@ -69,7 +69,7 @@
 
                   snapshot_preserve_min = "all";
                   target_preserve_min = "no";
-                  target_preserve = "2m 4w";
+                  target_preserve = "2m 4w 3d";
 
                   ssh_identity = "/etc/btrbk/ssh/id_ed25519_btrbk_nas";
                   ssh_user = "btrbk";
@@ -87,6 +87,12 @@
       };
   };
 
+  systemd.services = {
+      btrbk-bak = {
+          after = [ "network.target" ];
+      };
+  };
+
   fileSystems."/" =
     { device = "/dev/disk/by-id/nvme-ADATA_SX8200PNP_2J3320119186-part2";
       fsType = "btrfs";
diff --git a/modules/hardware/backup.nix b/modules/hardware/backup.nix
index a95c781..434b7ee 100644
--- a/modules/hardware/backup.nix
+++ b/modules/hardware/backup.nix
@@ -11,7 +11,7 @@
       }
       {
         key = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIma7jNVQZM+lFMOKUex0+cyDpeUA3Wo4SEJ7P9YnHPG";
-        roles = [ "target" "info" "receive" ];
+        roles = [ "target" "info" "receive" "delete" ];
       }
     ];
   };