diff --git a/modules/containerization.nix b/modules/containerization.nix
index fd39da9..2bcc8dd 100644
--- a/modules/containerization.nix
+++ b/modules/containerization.nix
@@ -30,6 +30,10 @@ in
         };
         # answer on /var/run/docker.sock
         dockerSocket.enable = true;
+        autoPrune = {
+          enable = true;
+          dates = "daily";
+        };
       };
       docker.enable = lib.mkIf (!cfg.usePodman) true;
       oci-containers.backend = lib.mkIf (!cfg.usePodman) "docker";