diff --git a/tests/conftest.py b/tests/conftest.py
index 9ca60c17..0a11b826 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -85,6 +85,7 @@ def create():
 
     return create
 
+
 @pytest.mark.skipif(
     amrex.Config.gpu_backend != "CUDA", reason="Requires AMReX_GPU_BACKEND=CUDA"
 )