diff --git a/src/diana/drawer/base.py b/src/diana/drawer/base.py
--- a/src/diana/drawer/base.py
+++ b/src/diana/drawer/base.py
@@ -15,7 +15,7 @@ class DiagramPoint:
 		return 'DiagramPoint({0},{1},"{2}","{3}")'.format(self.x, self.y, self.color, self.label)
 
 
-class Base:
+class Drawer:
 	high_numbers = True
 
 	def __init__(self, start=0):