diff --git a/setup.py b/setup.py
index 37c6627..4d32688 100644
--- a/setup.py
+++ b/setup.py
@@ -12,5 +12,13 @@
     maintainer='Rainist',
     maintainer_email='engineering' '@' 'rainist.com',
     python_requires='>=3.5',
-    py_modules=['rrn']
+    py_modules=['rrn'],
+    classifiers=[
+        'Development Status :: 3 - Alpha',
+        'Operating System :: OS Independent',
+        'License :: OSI Approved :: MIT License',
+        'Programming Language :: Python :: 3.5',
+        'Programming Language :: Python :: 3.6',
+        'Programming Language :: Python :: 3.7'
+    ]
 )