diff --git a/pystencils/data_types.py b/pystencils/data_types.py
index 5d553006bcca4c1cccbddb681d8710a92b75c437..786351f528573179543900bde760f675ddfe10a6 100644
--- a/pystencils/data_types.py
+++ b/pystencils/data_types.py
@@ -575,9 +575,7 @@ def get_type_of_expression(expr,
     raise NotImplementedError("Could not determine type for", expr, type(expr))
 
 
-class Type(sp.Basic):
-    is_Atom = True
-
+class Type(sp.Atom):
     def __new__(cls, *args, **kwargs):
         return sp.Basic.__new__(cls)