diff --git a/modules/base/nh.nix b/modules/base/nh.nix
index 659f614..24aa142 100644
--- a/modules/base/nh.nix
+++ b/modules/base/nh.nix
@@ -3,6 +3,12 @@
     programs.nh = {
       enable = true;
       flake = config.flake.meta.location;
+
+      clean = {
+        enable = true;
+        dates = "daily";
+        extraArgs = "-k3";
+      };
     };
   };
 }