diff --git a/nixbld-etc-nixos/configuration.nix b/nixbld-etc-nixos/configuration.nix
index 00ba3935..285feabe 100644
--- a/nixbld-etc-nixos/configuration.nix
+++ b/nixbld-etc-nixos/configuration.nix
@@ -30,6 +30,7 @@ in
   boot.supportedFilesystems = ["zfs"];
 
   services.zfs.autoScrub.enable = true;
+  services.zfs.autoSnapshot.enable = true;
   fileSystems."/tank" = {
     device = "tank";
     fsType = "zfs";