diff --git a/unittests/test_macros.py b/unittests/test_macros.py
index 33252d384ba83e5a35ecf5135c6b0db0bdb7dc29..b5ea5d84846f5f33853910c292132d7b5026600e 100644
--- a/unittests/test_macros.py
+++ b/unittests/test_macros.py
@@ -250,6 +250,7 @@ testnode:
     assert dat["testnode"]["obl"]["replaced1"]["d"][0] == "a"
     assert dat["testnode"]["obl"]["replaced1"]["d"][1] == "25"
 
+
 def test_circular_macro_definition(register_macros, macro_store_reset):
     """Test the (ab-)use of macros to create an infinite loop."""
     cfood = _temp_file_load("""
@@ -455,7 +456,8 @@ extroot: !macro
     assert cfood["extroot"]["default_name"]["a"] == "default_name"
     assert cfood["extroot"]["default_name"]["v"] == "default_name"
     assert cfood["extroot"]["default_name"]["macro_name"] == "default_name"
-    
+
+
 def test_list_macro_application(register_macros, macro_store_reset):
     dat = yaml.load("""
 defs:
@@ -511,4 +513,3 @@ testnode:
     assert dat["testnode"]["obl"]["expanded_4"]["param_b"] == "4"
     assert dat["testnode"]["obl"]["expanded_2"]["param"] == "2"
     assert dat["testnode"]["obl"]["expanded_2"]["param_b"] == "4"
-