diff --git a/.gitignore b/.gitignore
index a34e51e..db9fa44 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,4 @@ __pycache__
 black.egg-info
 build/
 dist/
+pyproject.lock
diff --git a/pyproject.toml b/pyproject.toml
index 915f6d1..f133c6a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -51,7 +51,11 @@ classifiers=[
     "Topic :: Software Development :: Libraries :: Python Modules",
     "Topic :: Software Development :: Quality Assurance",
 ]
-# include = ["blib2to3/**/*.py", "blib2to3/*.txt", "blib2to3/LICENSE"]
+
+packages = [
+    {include = "black.py"},
+    {include = "blib2to3"}
+]
 
 [tool.poetry.scripts]
 black = "black:main"