diff --git a/setup.cfg b/setup.cfg
index 442c337..c004992 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -76,7 +76,7 @@ docs =
 
 dev =
     bandit
-    black == 22.12.0
+    black == 23.1.0
     flake8
     isort > 5
     mypy
diff --git a/tests/unit/test_input_data.py b/tests/unit/test_input_data.py
index 4f17923..14a702b 100644
--- a/tests/unit/test_input_data.py
+++ b/tests/unit/test_input_data.py
@@ -62,7 +62,6 @@ def test_database_register_empty():
     ],
 )
 def test_initialize_data(monkeypatch, paths):
-
     monkeypatch.setenv(
         "SPAEMIS_INPUT_PATHS",
         ",".join(paths),