diff --git a/setup.cfg b/setup.cfg
index 4900324434..d68c77d8ef 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -19,6 +19,7 @@ classifier =
     Programming Language :: Python
     Programming Language :: Python :: 2
     Programming Language :: Python :: 2.7
+    Programming Language :: Python :: 3.5
     Topic :: Internet :: WWW/HTTP
 
 [global]