diff --git a/hosts/flora-6/mailman.nix b/hosts/flora-6/mailman.nix
index eb4ed151..2bbc0866 100644
--- a/hosts/flora-6/mailman.nix
+++ b/hosts/flora-6/mailman.nix
@@ -27,6 +27,10 @@ in {
     isSystemUser = true;
   };
 
+  systemd.tmpfiles.rules = [
+    "d '/var/lib/mailman' 0750 mailman hakkonaut - -"
+  ];
+
   age.secrets.mailman-core-secrets = {
     file = "${self}/secrets/mailman-core-secrets.age";
     mode = "600";