diff --git a/setup.py b/setup.py
index 156afd7d..2ea12394 100755
--- a/setup.py
+++ b/setup.py
@@ -85,4 +85,5 @@ setup(
         "Programming Language :: Python :: 3.3",
         "Programming Language :: Python :: 3.4",
         "Programming Language :: Python :: 3.5",
+        "Programming Language :: Python :: 3.6",
         "Topic :: Office/Business :: Groupware"])