diff --git a/setup.py b/setup.py
index e5adddd4f..b5e56763f 100755
--- a/setup.py
+++ b/setup.py
@@ -129,6 +129,7 @@ setup(
     url="https://github.com/spulec/moto",
     entry_points={"console_scripts": ["moto_server = moto.server:main"]},
     packages=find_packages(exclude=("tests", "tests.*")),
+    python_requires=">=3.6",
     install_requires=install_requires,
     extras_require=extras_require,
     include_package_data=True,