diff --git a/nixos/tests/graphite.nix b/nixos/tests/graphite.nix
index 27a87bdbb9f..ba3c73bb878 100644
--- a/nixos/tests/graphite.nix
+++ b/nixos/tests/graphite.nix
@@ -1,6 +1,11 @@
-import ./make-test.nix ({ pkgs, ... } :
+import ./make-test-python.nix ({ pkgs, ... } :
 {
   name = "graphite";
+  meta = {
+    # Fails on dependency `python-2.7-Twisted`'s test suite
+    # complaining `ImportError: No module named zope.interface`.
+    broken = true;
+  };
   nodes = {
     one =
       { ... }: {
@@ -22,20 +27,20 @@ import ./make-test.nix ({ pkgs, ... } :
   };
 
   testScript = ''
-    startAll;
-    $one->waitForUnit("default.target");
-    $one->waitForUnit("graphiteWeb.service");
-    $one->waitForUnit("graphiteApi.service");
-    $one->waitForUnit("graphitePager.service");
-    $one->waitForUnit("graphite-beacon.service");
-    $one->waitForUnit("carbonCache.service");
-    $one->waitForUnit("seyren.service");
+    start_all()
+    one.wait_for_unit("default.target")
+    one.wait_for_unit("graphiteWeb.service")
+    one.wait_for_unit("graphiteApi.service")
+    one.wait_for_unit("graphitePager.service")
+    one.wait_for_unit("graphite-beacon.service")
+    one.wait_for_unit("carbonCache.service")
+    one.wait_for_unit("seyren.service")
     # The services above are of type "simple". systemd considers them active immediately
     # even if they're still in preStart (which takes quite long for graphiteWeb).
     # Wait for ports to open so we're sure the services are up and listening.
-    $one->waitForOpenPort(8080);
-    $one->waitForOpenPort(2003);
-    $one->succeed("echo \"foo 1 `date +%s`\" | nc -N localhost 2003");
-    $one->waitUntilSucceeds("curl 'http://localhost:8080/metrics/find/?query=foo&format=treejson' --silent | grep foo >&2");
+    one.wait_for_open_port(8080)
+    one.wait_for_open_port(2003)
+    one.succeed('echo "foo 1 `date +%s`" | nc -N localhost 2003')
+    one.wait_until_succeeds("curl 'http://localhost:8080/metrics/find/?query=foo&format=treejson' --silent | grep foo >&2")
   '';
 })