diff --git a/cinder/objects/base.py b/cinder/objects/base.py
index 76a5de2b2..af7054995 100644
--- a/cinder/objects/base.py
+++ b/cinder/objects/base.py
@@ -428,6 +428,9 @@ class CinderComparableObject(base.ComparableVersionedObject):
             return self.obj_to_primitive() == obj.obj_to_primitive()
         return False
 
+    def __ne__(self, other):
+        return not self.__eq__(other)
+
 
 class ObjectListBase(base.ObjectListBase):
     def obj_make_compatible(self, primitive, target_version):
diff --git a/cinder/tests/unit/test_hpe3par.py b/cinder/tests/unit/test_hpe3par.py
index 83b87e811..05ffa73a2 100644
--- a/cinder/tests/unit/test_hpe3par.py
+++ b/cinder/tests/unit/test_hpe3par.py
@@ -87,6 +87,9 @@ class Comment(object):
     def __eq__(self, actual):
         return (dict(ast.literal_eval(actual)) == self.expected)
 
+    def __ne__(self, other):
+        return not self.__eq__(other)
+
 
 class HPE3PARBaseDriver(object):
 
diff --git a/cinder/volume/drivers/netapp/dataontap/client/api.py b/cinder/volume/drivers/netapp/dataontap/client/api.py
index 74da9c8e6..8ce048cdd 100644
--- a/cinder/volume/drivers/netapp/dataontap/client/api.py
+++ b/cinder/volume/drivers/netapp/dataontap/client/api.py
@@ -403,6 +403,9 @@ class NaElement(object):
     def __eq__(self, other):
         return str(self) == str(other)
 
+    def __ne__(self, other):
+        return not self.__eq__(other)
+
     def __hash__(self):
         return hash(str(self))