diff --git a/services/workflow/workflow/server.py b/services/workflow/workflow/server.py
index fce9ceda19125a4a7aa030babea1f47ba985c89d..a6725959f9a80190bbc9668298f67d4c6fd231b8 100644
--- a/services/workflow/workflow/server.py
+++ b/services/workflow/workflow/server.py
@@ -90,6 +90,7 @@ def lookup_file(request: Request) -> WorkflowRequestFile:
     :param request: an HTTP request
     :return: a WorkflowRequestFile object containing filename and file content for this request, if any
     """
+
     for file in lookup_request(request).files:
         if file.filename == request.matchdict["filename"]:
             return file