diff --git a/google/cloud/storage/blob.py b/google/cloud/storage/blob.py
index 8564f8e0d..6127411df 100644
--- a/google/cloud/storage/blob.py
+++ b/google/cloud/storage/blob.py
@@ -2577,6 +2577,7 @@ def upload_from_string(
             if_metageneration_match=if_metageneration_match,
             if_metageneration_not_match=if_metageneration_not_match,
             timeout=timeout,
+            checksum=checksum,
         )
 
     def create_resumable_upload_session(