diff --git a/nixos/tests/all-tests.nix b/nixos/tests/all-tests.nix
index 8e83095a7ded..d55a64246030 100644
--- a/nixos/tests/all-tests.nix
+++ b/nixos/tests/all-tests.nix
@@ -768,7 +768,7 @@ in
   mailcatcher = runTest ./mailcatcher.nix;
   mailhog = handleTest ./mailhog.nix { };
   mailpit = runTest ./mailpit.nix;
-  mailman = handleTest ./mailman.nix { };
+  mailman = runTest ./mailman.nix;
   man = handleTest ./man.nix { };
   mariadb-galera = handleTest ./mysql/mariadb-galera.nix { };
   marytts = handleTest ./marytts.nix { };
diff --git a/nixos/tests/mailman.nix b/nixos/tests/mailman.nix
index d4e09148a9dd..c513c1ed29d3 100644
--- a/nixos/tests/mailman.nix
+++ b/nixos/tests/mailman.nix
@@ -1,4 +1,5 @@
-import ./make-test-python.nix {
+{ ... }:
+{
   name = "mailman";
 
   nodes.machine =