diff --git a/python/setup.py b/python/setup.py
index e884acb..5f05267 100755
--- a/python/setup.py
+++ b/python/setup.py
@@ -262,6 +262,9 @@
         "Programming Language :: Python :: 3",
         "Programming Language :: Python :: 3.3",
         "Programming Language :: Python :: 3.4",
+        "Programming Language :: Python :: 3.5",
+        "Programming Language :: Python :: 3.6",
+        "Programming Language :: Python :: 3.7",
         ],
       namespace_packages=['google'],
       packages=find_packages(