diff --git a/ietf/api/views.py b/ietf/api/views.py
index f4d9a23dc..97a551789 100644
--- a/ietf/api/views.py
+++ b/ietf/api/views.py
@@ -180,7 +180,10 @@ def api_new_meeting_registration(request):
             try:
                 # Update attributes
                 for key in set(data.keys())-set(['attended', 'apikey', 'meeting', 'email']):
-                    new = data.get(key)
+                    if key == 'checkedin':
+                        new = bool(data.get(key).lower() == 'true')
+                    else:
+                        new = data.get(key)
                     setattr(object, key, new)
                 person = Person.objects.filter(email__address=email)
                 if person.exists():
diff --git a/ietf/stats/utils.py b/ietf/stats/utils.py
index 25553192d..b6ff321e3 100644
--- a/ietf/stats/utils.py
+++ b/ietf/stats/utils.py
@@ -263,7 +263,7 @@ def get_meeting_registration_data(meeting):
             address         = registration['Email'].strip()
             reg_type        = registration['RegType'].strip()
             ticket_type     = registration['TicketType'].strip()
-            checkedin       = registration['CheckedIn'].strip()
+            checkedin       = bool(registration['CheckedIn'].strip().lower() == 'true')
 
             if (address, reg_type) in meeting_registrations:
                 object = meeting_registrations.pop((address, reg_type))