From 6a15626c7837e999fbc725cad5bd6c1225154153 Mon Sep 17 00:00:00 2001
From: mango <287602771+mango-tart@users.noreply.github.com>
Date: Mon, 25 May 2026 16:53:06 +1000
Subject: [PATCH] fix(uploader): TypeError between offset-native and
 offset-aware datetimes

---
 src/msgraph_core/tasks/large_file_upload.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/msgraph_core/tasks/large_file_upload.py b/src/msgraph_core/tasks/large_file_upload.py
index 882b2ad6..eec31c9a 100644
--- a/src/msgraph_core/tasks/large_file_upload.py
+++ b/src/msgraph_core/tasks/large_file_upload.py
@@ -75,7 +75,7 @@ def upload_session_expired(self, upload_session: Optional[Parsable] = None) -> b
         if isinstance(expiry, str):
             then = datetime.strptime(expiry, "%Y-%m-%dT%H:%M:%S")
         elif isinstance(expiry, datetime):
-            then = expiry
+            then = expiry.replace(tzinfo=timezone.utc)
         else:
             raise ValueError("Expiry is not a string or datetime")
         interval = now - then