1 files changed, 1 insertions, 1 deletions
diff --git a/nixpkgs/nixos/tests/postfix-raise-smtpd-tls-security-level.nix b/nixpkgs/nixos/tests/postfix-raise-smtpd-tls-security-level.nix
index 5fad1fed75b2..2a6c85a3a920 100644
--- a/nixpkgs/nixos/tests/postfix-raise-smtpd-tls-security-level.nix
+++ b/nixpkgs/nixos/tests/postfix-raise-smtpd-tls-security-level.nix
@@ -1,7 +1,7 @@
 import ./make-test-python.nix {
   name = "postfix";
 
-  machine = { pkgs, ... }: {
+  nodes.machine = { pkgs, ... }: {
     imports = [ common/user-account.nix ];
     services.postfix = {
       enable = true;