diff --git a/src/drawbot_skia/gstate.py b/src/drawbot_skia/gstate.py
index 150ff82..c573d8f 100644
--- a/src/drawbot_skia/gstate.py
+++ b/src/drawbot_skia/gstate.py
@@ -258,7 +258,7 @@ def copy(self, **properties):
         return self.__class__(**dct)
 
     def __eq__(self, other):
-        if type(self) != type(other):
+        if type(self) is not type(other):
             return False
         if self._names != other._names:
             return False