diff --git a/nixos/tests/mopidy.nix b/nixos/tests/mopidy.nix
index bbc46b525ce5..e8447af8c75a 100644
--- a/nixos/tests/mopidy.nix
+++ b/nixos/tests/mopidy.nix
@@ -1,12 +1,17 @@
-import ./make-test-python.nix ({ pkgs, ... }: {
-  name = "mopidy";
+import ./make-test-python.nix (
+  { pkgs, ... }:
+  {
+    name = "mopidy";
 
-  nodes.machine = { ... }: {
-    services.mopidy.enable = true;
-  };
+    nodes.machine =
+      { ... }:
+      {
+        services.mopidy.enable = true;
+      };
 
-  testScript = ''
-    machine.wait_for_unit("mopidy")
-    machine.wait_for_open_port(6680)
-  '';
-})
+    testScript = ''
+      machine.wait_for_unit("mopidy")
+      machine.wait_for_open_port(6680)
+    '';
+  }
+)