diff --git a/MANIFEST.in b/MANIFEST.in
new file mode 100644
index 0000000..f3155af
--- /dev/null
+++ b/MANIFEST.in
@@ -0,0 +1,5 @@
+include LICENSE
+include README.md
+
+recursive-exclude * __pycache__
+recursive-exclude * *.py[co]
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 5111430..09cee19 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -5,9 +5,7 @@ isort==4.3.21
 mypy==0.782
 pytest>6.0.0,<7.0.0
 pytest-cov==2.10.1
-semantic_version>=2.8.1,<3
 tox==3.18.0
 tqdm>=4.41.0,<5.0.0
 twine==3.2.0
-requests>=2.19.0,<3
 wheel>=0.35.1