diff --git a/nixos/tests/atd.nix b/nixos/tests/atd.nix
index 25db72799241..c3abe5c253df 100644
--- a/nixos/tests/atd.nix
+++ b/nixos/tests/atd.nix
@@ -1,4 +1,4 @@
-import ./make-test.nix ({ pkgs, ... }:
+import ./make-test-python.nix ({ pkgs, ... }:
 
 {
   name = "atd";
@@ -14,18 +14,18 @@ import ./make-test.nix ({ pkgs, ... }:
 
   # "at" has a resolution of 1 minute
   testScript = ''
-    startAll;
+    start_all()
 
-    $machine->waitForUnit('atd.service'); # wait for atd to start
-    $machine->fail("test -f ~root/at-1");
-    $machine->fail("test -f ~alice/at-1");
+    machine.wait_for_unit("atd.service")  # wait for atd to start
+    machine.fail("test -f ~root/at-1")
+    machine.fail("test -f ~alice/at-1")
 
-    $machine->succeed("echo 'touch ~root/at-1' | at now+1min");
-    $machine->succeed("su - alice -c \"echo 'touch at-1' | at now+1min\"");
+    machine.succeed("echo 'touch ~root/at-1' | at now+1min")
+    machine.succeed("su - alice -c \"echo 'touch at-1' | at now+1min\"")
 
-    $machine->succeed("sleep 1.5m");
+    machine.succeed("sleep 1.5m")
 
-    $machine->succeed("test -f ~root/at-1");
-    $machine->succeed("test -f ~alice/at-1");
+    machine.succeed("test -f ~root/at-1")
+    machine.succeed("test -f ~alice/at-1")
   '';
 })