diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..9787c3b
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools", "wheel"]
+build-backend = "setuptools.build_meta"
diff --git a/setup.py b/setup.py
deleted file mode 100644
index bea2337..0000000
--- a/setup.py
+++ /dev/null
@@ -1 +0,0 @@
-__import__('setuptools').setup()
diff --git a/tox.ini b/tox.ini
index 424b91e..8c65646 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,7 +5,7 @@ max-line-length = 88
 
 [tox]
 envlist = py36, py37, py38, py39, flake8, mypy, black, pydocstyle
-isolated_build = False
+isolated_build = True
 skip_missing_interpreters = True
 
 [testenv]