diff --git a/microsetta_private_api/repo/sample_repo.py b/microsetta_private_api/repo/sample_repo.py
index fd0f51455..64c361b87 100644
--- a/microsetta_private_api/repo/sample_repo.py
+++ b/microsetta_private_api/repo/sample_repo.py
@@ -314,7 +314,7 @@ def update_info(self, account_id, source_id, sample_info,
                             sample_time,
                             sample_info.site,
                             sample_info.notes,
-                            datetime.datetime.utcnow(),
+                            datetime.datetime.now(),
                             sample_info.id
                         ))