diff --git a/setup.py b/setup.py
index bebb4b4f5..2578168a9 100644
--- a/setup.py
+++ b/setup.py
@@ -45,4 +45,13 @@ setup(name='gym',
         'envs/robotics/assets/textures/*.png']
       },
       tests_require=['pytest', 'mock'],
+      python_requires='>=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*',
+      classifiers=[
+          'Programming Language :: Python :: 2',
+          'Programming Language :: Python :: 2.7',
+          'Programming Language :: Python :: 3',
+          'Programming Language :: Python :: 3.5',
+          'Programming Language :: Python :: 3.6',
+          'Programming Language :: Python :: 3.7',
+      ],
 )