diff --git a/pyproject.toml b/pyproject.toml
index 4e74e54..b8ec386 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,2 +1,11 @@
 [build-system]
-requires = ['setuptools>=40.8.0', 'wheel', 'numpy', 'pythran', 'transonic>=0.4.0']
+requires = ["setuptools>=40.8.0", "wheel", "numpy", "pythran", "transonic>=0.4.0"]
+
+[tool.black]
+line-length = 88
+
+[tool.isort]
+known_first_party = "pylandstats"
+default_section = "THIRDPARTY"
+forced_separate = ["test_pylandstats", "pythran"]
+skip = "setup.py"
diff --git a/requirements.txt b/requirements.txt
index f6d5227..4f53fe5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,4 +3,4 @@ numpy >= 1.15
 pandas >= 0.23
 rasterio >= 1.0.0
 scipy >= 1.0.0
-transonic >= 0.4.0
\ No newline at end of file
+transonic >= 0.4.0
diff --git a/setup.cfg b/setup.cfg
index efb8528..e07e66a 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -10,13 +10,8 @@ max-line-length = 88
 extend-ignore = E203
 exclude =
     build
-    pylandstats/__pythran__    
+    pylandstats/__pythran__
 per-file-ignores =
     pylandstats/__init__.py:F401,F403
     pylandstats/landscape.py:F821,D401
     tests/test_pylandstats.py:D101,D102,F401
-
-[isort]
-known_first_party = pylandstats
-default_section = THIRDPARTY
-forced_separate = test_pylandstats, pythran