diff --git a/src/fparser/two/tests/test_parser.py b/src/fparser/two/tests/test_parser.py
index 3907675b..9552eaa9 100644
--- a/src/fparser/two/tests/test_parser.py
+++ b/src/fparser/two/tests/test_parser.py
@@ -161,6 +161,7 @@ def _cmp_tree_types_rec(
 
 """
 
+
 def test_deepcopy():
     """
     Test that we can deepcopy a parsed fparser tree.