diff --git a/atomstrom.py b/atomstrom.py
index 1d0b4a1..3d48546 100755
--- a/atomstrom.py
+++ b/atomstrom.py
@@ -223,7 +223,7 @@ def mail_single_entries(session, sender, receiver, prefix):
                 filter(Feed.id == Feedinfo.feed_id).\
                 filter(Feed.id == Entry.feed_id).\
                 filter(Feed.enabled == 1).\
-                filter(Feed.daily == 0).\
+                filter(Feed.daily == 0 or Feed.daily == None).\
                 filter(Entry.sent == None).\
                 all()
     for feed, feedinfo, entry in entries: