diff --git a/containers/dovecot.nix b/containers/dovecot.nix
index bdae9fa..28c3dd9 100644
--- a/containers/dovecot.nix
+++ b/containers/dovecot.nix
@@ -70,11 +70,12 @@ nglib.makeSystem {
 
               passdb."" = {
                 driver = "passwd-file";
-                args = "scheme=plain-md5 username_format=%u /secrets/passwd.dovecot";
+                args = "scheme=plain username_format=%u /secrets/passwd.dovecot";
               };
               userdb."" = {
                 driver = "passwd-file";
                 args = "username_format=%u /secrets/passwd.dovecot";
+                default_fields = "uid=vmail gid=vmail home=/maildir/%u";
               };
             };
           };