diff --git a/pyproject.toml b/pyproject.toml
index 3fd016b..c68e375 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,15 @@ dependencies = [
 version = { attr = "funlib.persistence.__version__" }
 
 [project.optional-dependencies]
-dev = ['coverage>=5.0.3', 'pytest', 'pytest-mock', 'black', 'mypy', 'types-psycopg2', 'types-toml']
+dev = [
+    'coverage>=5.0.3',
+    'pytest',
+    'pytest-mock',
+    'black',
+    'mypy',
+    'types-psycopg2',
+    'types-toml',
+]
 
 [tool.ruff]
 # pyflakes, pycodestyle, isort