diff --git a/app/Http/Controllers/Api/StatisticController.php b/app/Http/Controllers/Api/StatisticController.php
index 0b32e32..58975ad 100644
--- a/app/Http/Controllers/Api/StatisticController.php
+++ b/app/Http/Controllers/Api/StatisticController.php
@@ -95,7 +95,7 @@ class StatisticController extends Controller
     {
         $user = Auth::user();
         $departmentType = $request->query('departmentType');
-        $availableDepartments = $user->availableDepartments()->pluck('department_id')->all();
+        $availableDepartments = $user->misDepartments->pluck('rf_mis_department_id')->toArray();
 
         $validated = $request->validate([
             'startAt' => 'required',
@@ -105,6 +105,9 @@ class StatisticController extends Controller
         $dateRange = $this->dateRangeService->getNormalizedDateRange($user, $validated['startAt'], $validated['endAt']);
 
         $deadPatients = ReportDutyPatient::query()
+            ->whereHas('latestMigration', function ($q) use ($availableDepartments) {
+                $q->whereIn('department_id', $availableDepartments);
+            })
             ->with('latestMigration')
             ->where('death_date', '>', $dateRange->startSql())
             ->where('death_date', '<=', $dateRange->endSql())