diff --git a/src/pages/UsersPage.tsx b/src/pages/UsersPage.tsx
index cc9710a..4db652d 100644
--- a/src/pages/UsersPage.tsx
+++ b/src/pages/UsersPage.tsx
@@ -29,6 +29,31 @@ function isSameLocalDate(firstDate: Date, secondDate: Date): boolean {
   );
 }
 
+function getWeekStart(date: Date): Date {
+  const weekStart = new Date(date);
+  weekStart.setHours(0, 0, 0, 0);
+  weekStart.setDate(weekStart.getDate() - weekStart.getDay());
+  return weekStart;
+}
+
+function addDays(date: Date, days: number): Date {
+  const nextDate = new Date(date);
+  nextDate.setDate(nextDate.getDate() + days);
+  return nextDate;
+}
+
+function isScheduleInWeek(schedule: Schedule, weekStart: Date, weekEndExclusive: Date): boolean {
+  if (!schedule.enter_time) {
+    return false;
+  }
+
+  const enterDate = new Date(schedule.enter_time);
+
+  return (
+    !Number.isNaN(enterDate.getTime()) && enterDate >= weekStart && enterDate < weekEndExclusive
+  );
+}
+
 function getTodaySchedules(schedules: Schedule[], today: Date): Schedule[] {
   return schedules.filter((schedule) => {
     if (!schedule.enter_time) {
@@ -132,6 +157,8 @@ export function UsersPage({ backendPreference }: UsersPageProps) {
 
   const selectedUser = users.find((user) => user.id === selectedUserId) ?? null;
   const today = new Date();
+  const currentWeekStart = getWeekStart(today);
+  const currentWeekEndExclusive = addDays(currentWeekStart, 7);
 
   const schedulesByUser = useMemo(() => {
     return schedules.reduce<Record<string, Schedule[]>>((accumulator, schedule) => {
@@ -406,8 +433,8 @@ export function UsersPage({ backendPreference }: UsersPageProps) {
                 const company = companies.find((item) => item.id === user.company_id);
                 const daysWorked = new Set(
                   userSchedules
-                    .filter((schedule) => schedule.enter_time)
-                    .map((schedule) => schedule.day_of_week),
+                    .filter((schedule) => isScheduleInWeek(schedule, currentWeekStart, currentWeekEndExclusive))
+                    .map((schedule) => new Date(schedule.enter_time as string).getDay()),
                 ).size;
 
                 return (