diff --git a/app/Controllers/Patient.php b/app/Controllers/Patient.php
index 6b5d9f8..2da6f05 100644
--- a/app/Controllers/Patient.php
+++ b/app/Controllers/Patient.php
@@ -101,9 +101,11 @@ class Patient extends Controller {
 
                 if ($patient['Custodian'] != null) {
                     
+                    $custodianId = (int) $patient['Custodian'];
+
                     $patientCustodian = $this->db->table('patient')
                             ->select('InternalPID, PatientID')
-                            ->where('InternalPID', (int) $InternalPID)
+                            ->where('InternalPID', $custodianId)
                             ->get()
                             ->getResultArray();
                     $patient["Custodian"] = $patientCustodian == [] ? null : $patientCustodian[0];