diff --git a/tests/simulation/test_ase.py b/tests/simulation/test_ase.py
index 3e97e28..33203df 100644
--- a/tests/simulation/test_ase.py
+++ b/tests/simulation/test_ase.py
@@ -50,6 +50,7 @@ def __enter__(self):
     def __exit__(self, exc_type, exc_val, exc_tb):
         return
 
+
 @fixture()
 def strc() -> str:
     atoms = molecule('H2')