diff --git a/sdks/python/setup.py b/sdks/python/setup.py
index cac2ea7626fff..16672cf02d66e 100644
--- a/sdks/python/setup.py
+++ b/sdks/python/setup.py
@@ -174,6 +174,7 @@ def run(self):
     ]),
     setup_requires=REQUIRED_SETUP_PACKAGES,
     install_requires=REQUIRED_PACKAGES,
+    python_requires='>=2.7,<3.0',
     test_suite='nose.collector',
     tests_require=REQUIRED_TEST_PACKAGES,
     extras_require={