diff --git a/src/allmydata/web/status.py b/src/allmydata/web/status.py
index eb7fedc6f..8147437fa 100644
--- a/src/allmydata/web/status.py
+++ b/src/allmydata/web/status.py
@@ -36,7 +36,7 @@ class RateAndTimeMixin(object):
         return abbreviate_rate(data)
 
 
-class UploadResultsRendererMixin(object):
+class UploadResultsRendererMixin(Element):
     # this requires a method named 'upload_results'
 
     @renderer
@@ -198,7 +198,7 @@ class UploadStatusPage(MultiFormatResource):
         return renderElement(req, elem)
 
 
-class UploadStatusElement(Element, UploadResultsRendererMixin):
+class UploadStatusElement(UploadResultsRendererMixin):
 
     loader = XMLFile(FilePath(__file__).sibling("upload-status.xhtml"))
 
diff --git a/src/allmydata/web/unlinked.py b/src/allmydata/web/unlinked.py
index 6ca219c8b..d938691a4 100644
--- a/src/allmydata/web/unlinked.py
+++ b/src/allmydata/web/unlinked.py
@@ -106,7 +106,7 @@ class UploadResultsPage(MultiFormatResource):
     render_UPLOAD = render_HTML
 
 
-class UploadResultsElement(Element, status.UploadResultsRendererMixin):
+class UploadResultsElement(status.UploadResultsRendererMixin):
 
     loader = XMLFile(FilePath(__file__).sibling("upload-results.xhtml"))