diff --git a/modules/worker/back/methods/calendar/absences.js b/modules/worker/back/methods/calendar/absences.js
index 8420ed770..8a5d18987 100644
--- a/modules/worker/back/methods/calendar/absences.js
+++ b/modules/worker/back/methods/calendar/absences.js
@@ -39,6 +39,7 @@ module.exports = Self => {
         started.setFullYear(year);
         started.setMonth(0);
         started.setDate(1);
+        started.setHours(0, 0, 0, 0);
 
         const ended = Date.vnNew();
         ended.setFullYear(year);