diff --git a/fiftyone/core/session/session.py b/fiftyone/core/session/session.py
index e24d481b33..e761300113 100644
--- a/fiftyone/core/session/session.py
+++ b/fiftyone/core/session/session.py
@@ -7,7 +7,6 @@
 """
 
 from collections import defaultdict
-from dataclasses import asdict
 from functools import wraps
 
 try: