diff --git a/faiss/python/class_wrappers.py b/faiss/python/class_wrappers.py
index c66d1a507c..3beb66141c 100644
--- a/faiss/python/class_wrappers.py
+++ b/faiss/python/class_wrappers.py
@@ -1066,7 +1066,7 @@ def add_to_referenced_objects(self, ref):
     else:
         self.referenced_objects.append(ref)
 
-class RememberSwigOwnership(object):
+class RememberSwigOwnership:
     """
     SWIG's seattr transfers ownership of SWIG wrapped objects to the class
     (btw this seems to contradict https://www.swig.org/Doc1.3/Python.html#Python_nn22