diff --git a/zephyr/lib/actions.py b/zephyr/lib/actions.py
index 550d32e2b8..c3a19588f3 100644
--- a/zephyr/lib/actions.py
+++ b/zephyr/lib/actions.py
@@ -1263,7 +1263,7 @@ def do_send_missedmessage_email(user_profile, missed_messages):
         template_payload['mention'] = True
         template_payload['reply_warning'] = True
 
-    subject = "Missed Humbug PM%s from %s" % ('s' if len(senders) > 1 else '', sender_str)
+    subject = "Missed Humbug%s from %s" % ('s' if len(senders) > 1 else '', sender_str)
     from_email = "%s (via Humbug) <noreply@humbughq.com>" % (sender_str)
 
     text_content = loader.render_to_string('zephyr/missed_message_email.txt', template_payload)