diff --git a/src/gcal-event.c b/src/gcal-event.c
index 5f64e6f9..c318f830 100644
--- a/src/gcal-event.c
+++ b/src/gcal-event.c
@@ -1535,7 +1535,7 @@ gcal_event_is_multiday (GcalEvent *self)
                   g_date_time_get_month (local_end_date),
                   g_date_time_get_year (local_end_date));
 
-  return g_date_days_between (&start_dt, &end_dt) > 1;
+  return g_date_days_between (&start_dt, &end_dt) > 0;
 }
 
 /**