diff --git a/gramps/gen/plug/docbackend/docbackend.py b/gramps/gen/plug/docbackend/docbackend.py
index 4ea3e76fb..e4cb1aa88 100644
--- a/gramps/gen/plug/docbackend/docbackend.py
+++ b/gramps/gen/plug/docbackend/docbackend.py
@@ -222,8 +222,6 @@ class DocBackend(object):
             return self.format_link(s_tag.value)
         typeval = int(s_tag.name)
         s_tagvalue = s_tag.value
-        if s_tagvalue is None:
-            return None
         tag_name = None
         if tagtype.STYLE_TYPE[typeval] == bool:
             return self.STYLETAG_MARKUP[self.STYLETYPE_MAP[typeval]]