diff --git a/src/Mod/Path/PathScripts/PathSetupSheetOpPrototype.py b/src/Mod/Path/PathScripts/PathSetupSheetOpPrototype.py
index 9c3f98cd9c..146d70821a 100644
--- a/src/Mod/Path/PathScripts/PathSetupSheetOpPrototype.py
+++ b/src/Mod/Path/PathScripts/PathSetupSheetOpPrototype.py
@@ -90,9 +90,9 @@ class PropertyEnumeration(Property):
 
     def setValue(self, value):
         if list == type(value):
-            self.enums = value
+            self.enums = value # pylint: disable=attribute-defined-outside-init
         else:
-            super(self.__class__, self).setValue(value)
+            super(PropertyEnumeration, self).setValue(value)
 
     def getEnumValues(self):
         return self.enums
@@ -167,7 +167,7 @@ class OpPrototype(object):
         if name in ['Label', 'DoNotSetDefaultValues', 'properties', 'Proxy']:
             if name == 'Proxy':
                 val = None # make sure the proxy is never set
-            return super(self.__class__, self).__setattr__(name, val)
+            return super(OpPrototype, self).__setattr__(name, val)
         self.properties[name].setValue(val)
 
     def addProperty(self, typeString, name, category, info = None):