diff --git a/setup.py b/setup.py
index 140f671763..ab045c67fe 100644
--- a/setup.py
+++ b/setup.py
@@ -84,6 +84,7 @@ def read_requirements(filename):
     url="https://github.com/aws/sagemaker-python-sdk/",
     license="Apache License 2.0",
     keywords="ML Amazon AWS AI Tensorflow MXNet",
+    python_requires=">= 3.6",
     classifiers=[
         "Development Status :: 5 - Production/Stable",
         "Intended Audience :: Developers",