diff --git a/IPython/config/configurable.py b/IPython/config/configurable.py
index c392352..51a8fd0 100644
--- a/IPython/config/configurable.py
+++ b/IPython/config/configurable.py
@@ -140,7 +140,7 @@ class Configurable(HasTraits):
         my_config = self._find_my_config(cfg)
         
         # hold trait notifications until after all config has been loaded
-        with self.delay_trait_notifications():
+        with self.hold_trait_notifications():
             for name, config_value in iteritems(my_config):
                 if name in traits:
                     if isinstance(config_value, LazyConfigValue):
diff --git a/IPython/utils/traitlets.py b/IPython/utils/traitlets.py
index 860403c..f2fb877 100644
--- a/IPython/utils/traitlets.py
+++ b/IPython/utils/traitlets.py
@@ -576,12 +576,12 @@ class HasTraits(py3compat.with_metaclass(MetaHasTraits, object)):
         # We need to use setattr for this to trigger validation and
         # notifications.
         
-        with self.delay_trait_notifications():
+        with self.hold_trait_notifications():
             for key, value in iteritems(kw):
                 setattr(self, key, value)
     
     @contextlib.contextmanager
-    def delay_trait_notifications(self):
+    def hold_trait_notifications(self):
         """Context manager for bundling trait change notifications
         
         Use this when doing multiple trait assignments (init, config),