diff --git a/setup.py b/setup.py
index 6778ac6a..9a9f4e3b 100644
--- a/setup.py
+++ b/setup.py
@@ -8,7 +8,7 @@ def get_long_description():
 setup(
     name="mangum",
     version="0.12.1",
-    packages=find_packages(),
+    packages=find_packages(exclude=["tests*"]),
     license="MIT",
     url="https://github.com/jordaneremieff/mangum",
     description="AWS Lambda & API Gateway support for ASGI",