diff --git a/assets/js/backend_calendar_appointments_modal.js b/assets/js/backend_calendar_appointments_modal.js
index 7eb0db61..68f698bc 100755
--- a/assets/js/backend_calendar_appointments_modal.js
+++ b/assets/js/backend_calendar_appointments_modal.js
@@ -125,6 +125,8 @@ window.BackendCalendarAppointmentsModal = window.BackendCalendarAppointmentsModa
          * create a new appointment.
          */
         $('#insert-appointment').click(function () {
+            $('.popover').remove();
+
             BackendCalendarAppointmentsModal.resetAppointmentDialog();
             var $dialog = $('#manage-appointment');