diff --git a/src/time-and-attendance/modules/time-tracker/timesheets/dtos/timesheet.dto.ts b/src/time-and-attendance/modules/time-tracker/timesheets/dtos/timesheet.dto.ts
index 3d30c8b..7e72aac 100644
--- a/src/time-and-attendance/modules/time-tracker/timesheets/dtos/timesheet.dto.ts
+++ b/src/time-and-attendance/modules/time-tracker/timesheets/dtos/timesheet.dto.ts
@@ -36,6 +36,7 @@ export class TotalExpenses {
 }
 
 export class Shift {
+    timesheet_id: number;
     date:        string;
     start_time:  string;
     end_time:    string;
diff --git a/src/time-and-attendance/modules/time-tracker/timesheets/services/timesheet-get-overview.service.ts b/src/time-and-attendance/modules/time-tracker/timesheets/services/timesheet-get-overview.service.ts
index a3c3c91..6576477 100644
--- a/src/time-and-attendance/modules/time-tracker/timesheets/services/timesheet-get-overview.service.ts
+++ b/src/time-and-attendance/modules/time-tracker/timesheets/services/timesheet-get-overview.service.ts
@@ -122,6 +122,7 @@ export class GetTimesheetsOverviewService {
             const expenses_source = expenses_by_date.get(date_iso) ?? [];
             //inner map of shifts
             const shifts = shifts_source.map((shift) => ({
+                timesheet_id: shift.timesheet_id,
                 date: toStringFromDate(shift.date),
                 start_time: toHHmmFromDate(shift.start_time),
                 end_time: toHHmmFromDate(shift.end_time),