diff --git a/application/controllers/mockup/setupmcuoffline-ibl/Preregister.php b/application/controllers/mockup/setupmcuoffline-ibl/Preregister.php
index 90e7c63a..ba6e7a43 100644
--- a/application/controllers/mockup/setupmcuoffline-ibl/Preregister.php
+++ b/application/controllers/mockup/setupmcuoffline-ibl/Preregister.php
@@ -35,6 +35,7 @@ class Preregister extends MY_Controller
 	private function _mask_short($v)   { if (!$v) return $v; $v=trim($v); $l=mb_strlen($v,'UTF-8'); if($l<=2) return '***'; return mb_substr($v,0,2,'UTF-8').'***'; }
 	private function _mask_id($v)      { if (!$v) return $v; $v=trim($v); $l=strlen($v); if($l<=4) return '****'; return substr($v,0,4).str_repeat('*',max(3,$l-6)).($l>6?substr($v,-2):''); }
 	private function _mask_address($v) { if (!$v) return $v; $v=trim($v); $l=mb_strlen($v,'UTF-8'); if($l<=5) return '***'; return mb_substr($v,0,5,'UTF-8').'***'; }
+	private function _mask_dob($v)     { if (!$v) return $v; $p=explode('-',$v); return (count($p)===3) ? '**-**-'.$p[2] : '****-**-**'; }
 
 	public function index()
 	{
@@ -337,6 +338,7 @@ class Preregister extends MY_Controller
 					$m_nip   = $this->_mask_id($v['NIP']);
 					$m_email = $this->_mask_email($v['EMAIL']);
 					$m_hp    = $this->_mask_phone($v['HP']);
+					$m_dob   = $this->_mask_dob(date('d-m-Y', strtotime($pdob)));
 					$query = "	INSERT INTO mcu_preregister_patients (
 						Mcu_PreregisterPatientsMgm_McuID,
 						Mcu_PreregisterPatientsCompanyNumber,
@@ -368,7 +370,7 @@ class Preregister extends MY_Controller
 						'{$title_id}',
 						'{$m_nama}',
 						{$sex_id},
-						'{$pdob}',
+						'{$m_dob}',
 						'{$v['JOB']}',
 						'{$m_email}',
 						'{$m_hp}',
@@ -471,7 +473,7 @@ class Preregister extends MY_Controller
 								'M_PatientName_bidx'    => $enc_csv->search_bidx($v["NAMA"]),
 								'M_PatientM_SexID'      => $sex_id,
 								'M_PatientM_TitleID'    => $title_id,
-								'M_PatientDOB'          => $pdob,
+								'M_PatientDOB'          => $this->_mask_dob($dob_str_csv),
 								'M_PatientDOB_enc'      => $enc_csv->encrypt($dob_str_csv),
 								'M_PatientDOB_bidx'     => $enc_csv->search_bidx($dob_str_csv),
 								'M_PatientM_IdTypeID'   => $v['KTP'] ? 1 : 0,