diff -r 131f8cd2c2b4 -r a6c18628dff1 mercurial/hgweb/hgwebdir_mod.py
--- a/mercurial/hgweb/hgwebdir_mod.py	Fri Jun 30 03:45:42 2017 +0200
+++ b/mercurial/hgweb/hgwebdir_mod.py	Fri Jun 30 03:45:43 2017 +0200
@@ -428,7 +428,7 @@
                     continue
 
                 contact = get_contact(get)
-                description = get("web", "description", "")
+                description = get("web", "description")
                 seenrepos.add(name)
                 name = get("web", "name", name)
                 row = {'contact': contact or "unknown",