diff --git a/tests/setup.py b/tests/setup.py
index 40fb7d0..d27fd03 100644
--- a/tests/setup.py
+++ b/tests/setup.py
@@ -5,6 +5,4 @@
 
 base_path = Path(__file__).parent
 
-setup(
-    ext_modules = cythonize(f"{base_path}/input/trouble.pyx")
-)
+setup(ext_modules=cythonize(f"{base_path}/input/trouble.pyx"))