diff --git a/loko/interventions/static/interventions/calendar/interventions_calendar.js b/loko/interventions/static/interventions/calendar/interventions_calendar.js
index 218dda1..3095f99 100644
--- a/loko/interventions/static/interventions/calendar/interventions_calendar.js
+++ b/loko/interventions/static/interventions/calendar/interventions_calendar.js
@@ -451,6 +451,7 @@ document.addEventListener('DOMContentLoaded', function () {
         const tbody = document.getElementById('teams-daily-table-body');
         const rangeLabel = document.getElementById('teams-daily-range-label');
         const datepicker = document.getElementById('teams-daily-datepicker');
+        const isMemberHistoryAllowed = typeof canViewMemberHistory !== 'undefined' ? Boolean(canViewMemberHistory) : false;
         
         if (!headerRow || !tbody || !data) return;
         _lastTeamsDailyData = data;