diff --git a/tools/sdbusplus/interface.py b/tools/sdbusplus/interface.py
index 7966425..9034f8e 100644
--- a/tools/sdbusplus/interface.py
+++ b/tools/sdbusplus/interface.py
@@ -5,7 +5,7 @@
 from .method import Method
 from .signal import Signal
 
-class Interface(NamedElement, object):
+class Interface(NamedElement):
     @staticmethod
     def load(name, rootdir='.'):
         filename = os.path.join(rootdir,
diff --git a/tools/sdbusplus/signal.py b/tools/sdbusplus/signal.py
index 824840f..3afe759 100644
--- a/tools/sdbusplus/signal.py
+++ b/tools/sdbusplus/signal.py
@@ -1,7 +1,7 @@
 from .property import Property
 from .namedelement import NamedElement
 
-class Signal(NamedElement, object):
+class Signal(NamedElement):
     def __init__(self, **kwargs):
         self.properties = [ Property(**p) for p in
             kwargs.pop('properties', []) ]