diff --git a/flytekit/core/data_persistence.py b/flytekit/core/data_persistence.py
index 7e5201560a..84effdf5a1 100644
--- a/flytekit/core/data_persistence.py
+++ b/flytekit/core/data_persistence.py
@@ -25,7 +25,7 @@
 import pathlib
 import tempfile
 import typing
-from typing import Union, cast
+from typing import Any, Dict, Union, cast
 from uuid import UUID
 
 import fsspec
@@ -46,7 +46,7 @@
 
 
 def s3_setup_args(s3_cfg: configuration.S3Config, anonymous: bool = False):
-    kwargs = {
+    kwargs: Dict[str, Any] = {
         "cache_regions": True,
     }
     if s3_cfg.access_key_id: