diff --git a/SoObjects/Appointments/SOGoAppointmentFolder.m b/SoObjects/Appointments/SOGoAppointmentFolder.m
index f48ebcd0b..a2386d75a 100644
--- a/SoObjects/Appointments/SOGoAppointmentFolder.m
+++ b/SoObjects/Appointments/SOGoAppointmentFolder.m
@@ -1491,7 +1491,7 @@ firstInstanceCalendarDateRange: (NGCalendarDateRange *) fir
   return filterString;
 }
 
-/* This methods enables the mapping between comp-filter attributes and SQL
+/* This method enables the mapping between comp-filter attributes and SQL
    fields in the quick table. Probably unused most of the time but should be
    completed one day for full CalDAV compliance. */
 - (NSString *) _composeAdditionalFilters: (NSDictionary *) filter