diff --git a/minecraft/networking/types.py b/minecraft/networking/types.py
index 949be9f..7f23a87 100644
--- a/minecraft/networking/types.py
+++ b/minecraft/networking/types.py
@@ -8,6 +8,8 @@ from collections import namedtuple
 
 
 class Type(object):
+    __slots__ = ()
+
     @staticmethod
     def read(file_object):
         raise NotImplementedError("Base data type not serializable")