diff --git a/setup.cfg b/setup.cfg
index a13683b7a..07861d828 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -16,7 +16,6 @@ classifier =
     Programming Language :: Python :: 2
     Programming Language :: Python :: 2.7
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.3
     Programming Language :: Python :: 3.4
     Programming Language :: Python :: 3.5