diff --git a/master/buildbot/steps/transfer.py b/master/buildbot/steps/transfer.py
index <HASH>..<HASH> 100644
--- a/master/buildbot/steps/transfer.py
+++ b/master/buildbot/steps/transfer.py
@@ -95,6 +95,7 @@ class FileUpload(_TransferBuildStep, WorkerAPICompatMixin):
     renderables = [
         'masterdest',
         'url',
+        'urlText',
         'workersrc',
     ]
FileUpload: make the urlText renderable

This change allows for making urlText to depend on properties of the
build.