diff --git a/src/wormhole/servers/relay_server.py b/src/wormhole/servers/relay_server.py
index abea91c..862da9d 100644
--- a/src/wormhole/servers/relay_server.py
+++ b/src/wormhole/servers/relay_server.py
@@ -318,9 +318,9 @@ class Channel:
             return (started, "pruney", total_time, None)
 
         # ok, both sides closed. figure out the mood
-        A_mood = A_deallocs[0]["body"]
-        B_mood = B_deallocs[0]["body"]
-        mood = "errory"
+        A_mood = A_deallocs[0]["body"] # maybe None
+        B_mood = B_deallocs[0]["body"] # maybe None
+        mood = "quiet"
         if A_mood == u"happy" and B_mood == u"happy":
             mood = "happy"
         if A_mood == u"lonely" or B_mood == u"lonely":
diff --git a/src/wormhole/test/test_server.py b/src/wormhole/test/test_server.py
index fe8a6b2..59e42c2 100644
--- a/src/wormhole/test/test_server.py
+++ b/src/wormhole/test/test_server.py
@@ -413,3 +413,13 @@ class Summary(unittest.TestCase):
                              (1, "scary", 40, 9))
         self.failUnlessEqual(c._summarize(make_moods("scary", "errory"), 41),
                              (1, "scary", 40, 9))
+
+        # older clients don't send a mood
+        self.failUnlessEqual(c._summarize(make_moods(None, None), 41),
+                             (1, "quiet", 40, 9))
+        self.failUnlessEqual(c._summarize(make_moods(None, "happy"), 41),
+                             (1, "quiet", 40, 9))
+        self.failUnlessEqual(c._summarize(make_moods(None, "happy"), 41),
+                             (1, "quiet", 40, 9))
+        self.failUnlessEqual(c._summarize(make_moods(None, "scary"), 41),
+                             (1, "scary", 40, 9))