diff --git a/setup.cfg b/setup.cfg
index 12e2184..94a479c 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -16,8 +16,7 @@
     Programming Language :: Python :: 2
     Programming Language :: Python :: 2.7
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.3
-    Programming Language :: Python :: 3.5
+    Programming Language :: Python :: 3.6
 
 [files]
 packages =