diff --git a/s3_storage_provider.py b/s3_storage_provider.py
index 0c1180b..9dc46b4 100644
--- a/s3_storage_provider.py
+++ b/s3_storage_provider.py
@@ -74,7 +74,7 @@ class _S3DownloadThread(threading.Thread):
     Args:
         bucket (str): The S3 bucket which may have the file
         key (str): The key of the file
-        deferred (Deferred[_S3Responder|None]): If files exists
+        deferred (Deferred[_S3Responder|None]): If file exists
             resolved with an _S3Responder instance, if it doesn't
             exist then resolves with None.