diff --git a/MANIFEST.in b/MANIFEST.in
new file mode 100644
index 0000000..f4a6667
--- /dev/null
+++ b/MANIFEST.in
@@ -0,0 +1,13 @@
+include *.md
+include mypy.ini
+include pytest.ini
+include tox.ini
+include .flake8
+include pyproject.toml
+recursive-include docs *.sh
+recursive-include tests *.json
+recursive-include tests *.py
+
+prune vagrant
+prune .github
+
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..e69de29
diff --git a/setup.py b/setup.py
index 7aaf56c..d631268 100644
--- a/setup.py
+++ b/setup.py
@@ -45,7 +45,6 @@ setup(
     ],
     extras_require={
         "dev": [
-            "wheel",
             "black",
             "check-manifest",
             "flake8",
@@ -55,6 +54,11 @@ setup(
             "pytest",
             "pytest-mock",
         ],
+        "release": [
+            "wheel",
+            "setuptools",
+            "twine",
+        ],
     },
     entry_points={
         "console_scripts": [