diff --git a/taskcluster/test/test_transforms_integration_test.py b/taskcluster/test/test_transforms_integration_test.py
index ac5d3643..80df1e2e 100644
--- a/taskcluster/test/test_transforms_integration_test.py
+++ b/taskcluster/test/test_transforms_integration_test.py
@@ -125,8 +125,7 @@ def test_android_hw_skipped(run_test):
 
 
 def test_basic(run_test):
-    result = run_test(
-        {"attributes": {"unittest_variant": "os-integration"}})
+    result = run_test({"attributes": {"unittest_variant": "os-integration"}})
     assert result == {
         "attributes": {"integration": "gecko"},
         "dependencies": {"apply": "tc-admin-apply-staging"},