diff --git a/app/components/app/person-address/entry-form-relative.vue b/app/components/app/person-address/entry-form-relative.vue
index 8704a0d3..ed08fbd2 100644
--- a/app/components/app/person-address/entry-form-relative.vue
+++ b/app/components/app/person-address/entry-form-relative.vue
@@ -43,7 +43,7 @@ const fieldStates: Record<string, { dependsOn?: string; placeholder: string }> =
   regency_code: { dependsOn: 'province_code', placeholder: 'Pilih provinsi dahulu' },
   district_code: { dependsOn: 'regency_code', placeholder: 'Pilih kabupaten/kota dahulu' },
   village_code: { dependsOn: 'district_code', placeholder: 'Pilih kecamatan dahulu' },
-  postal_code: { dependsOn: 'village_code', placeholder: 'Pilih kelurahan dahulu' },
+  postalCode: { dependsOn: 'village_code', placeholder: 'Pilih kelurahan dahulu' },
   address: { placeholder: 'Masukkan alamat' },
   rt: { placeholder: '001' },
   rw: { placeholder: '002' },
@@ -73,7 +73,7 @@ function getFieldState(field: string) {
     const isDisabledByDependency = !dependencyValue
 
     // Jika isSame, semua field location disabled
-    if (isSame && ['regency_code', 'district_code', 'village_code', 'postal_code'].includes(field)) {
+    if (isSame && ['regency_code', 'district_code', 'village_code', 'postalCode'].includes(field)) {
       return { placeholder: '-', disabled: true }
     }
 
@@ -83,7 +83,7 @@ function getFieldState(field: string) {
   }
 
   // Jika isSame dan field location, disabled
-  if (isSame && ['regency_code', 'district_code', 'village_code', 'postal_code'].includes(field)) {
+  if (isSame && ['regency_code', 'district_code', 'village_code', 'postalCode'].includes(field)) {
     return { placeholder: '-', disabled: true }
   }
 
@@ -108,7 +108,7 @@ watch(
           regency_code: undefined,
           district_code: undefined,
           village_code: undefined,
-          postal_code: undefined,
+          postalCode: undefined,
         },
         false,
       )
@@ -133,7 +133,7 @@ watch(
         {
           district_code: undefined,
           village_code: undefined,
-          postal_code: undefined,
+          postalCode: undefined,
         },
         false,
       )
@@ -157,7 +157,7 @@ watch(
       formRef.value.setValues(
         {
           village_code: undefined,
-          postal_code: undefined,
+          postalCode: undefined,
         },
         false,
       )
@@ -180,7 +180,7 @@ watch(
 
       formRef.value.setValues(
         {
-          postal_code: undefined,
+          postalCode: undefined,
         },
         false,
       )
@@ -214,7 +214,7 @@ watch(
         if (updatedValues.regency_code === '') updatedValues.regency_code = undefined
         if (updatedValues.district_code === '') updatedValues.district_code = undefined
         if (updatedValues.village_code === '') updatedValues.village_code = undefined
-        if (updatedValues.postal_code === '') updatedValues.postal_code = undefined
+        if (updatedValues.postalCode === '') updatedValues.postalCode = undefined
         if (updatedValues.address === '') updatedValues.address = undefined
 
         // Update values dan trigger validasi
@@ -235,7 +235,7 @@ watch(
         formRef.value?.setFieldError('regency_code', undefined)
         formRef.value?.setFieldError('district_code', undefined)
         formRef.value?.setFieldError('village_code', undefined)
-        formRef.value?.setFieldError('postal_code', undefined)
+        formRef.value?.setFieldError('postalCode', undefined)
         formRef.value?.setFieldError('address', undefined)
         formRef.value?.setFieldError('rt', undefined)
         formRef.value?.setFieldError('rw', undefined)
@@ -420,10 +420,10 @@ watch(
 
           <div class="min-w-0 flex-[2]">
             <SelectPostal
-              field-name="postal_code"
+              field-name="postalCode"
               :village-code="values.village_code"
-              :placeholder="getFieldState('postal_code').placeholder"
-              :is-disabled="getFieldState('postal_code').disabled || !values.village_code"
+              :placeholder="getFieldState('postalCode').placeholder"
+              :is-disabled="getFieldState('postalCode').disabled || !values.village_code"
             />
           </div>
         </div>
diff --git a/app/components/app/person-address/entry-form.vue b/app/components/app/person-address/entry-form.vue
index 14978fd5..ffb01eaf 100644
--- a/app/components/app/person-address/entry-form.vue
+++ b/app/components/app/person-address/entry-form.vue
@@ -268,7 +268,7 @@ watch(
 
           <div class="min-w-0 flex-[2]">
             <SelectPostal
-              field-name="postal_code"
+              field-name="postalCode"
               placeholder="Pilih kelurahan dahulu"
               :village-code="values.village_code"
               :is-disabled="!values.village_code"
diff --git a/app/components/content/patient/entry.vue b/app/components/content/patient/entry.vue
index 5af935e2..47fd92a0 100644
--- a/app/components/content/patient/entry.vue
+++ b/app/components/content/patient/entry.vue
@@ -42,7 +42,7 @@ onMounted(() => {
             regency_code: currentAddressValues.regency_code || undefined,
             district_code: currentAddressValues.district_code || undefined,
             village_code: currentAddressValues.village_code || undefined,
-            postal_code: currentAddressValues.postal_code || undefined,
+            postalCode: currentAddressValues.postalCode || undefined,
             address: currentAddressValues.address || undefined,
             rt: currentAddressValues.rt || undefined,
             rw: currentAddressValues.rw || undefined,
@@ -125,7 +125,7 @@ watch(
                 regency_code: currentAddressValues.regency_code || undefined,
                 district_code: currentAddressValues.district_code || undefined,
                 village_code: currentAddressValues.village_code || undefined,
-                postal_code: currentAddressValues.postal_code || undefined,
+                postalCode: currentAddressValues.postalCode || undefined,
                 address: currentAddressValues.address || undefined,
                 rt: currentAddressValues.rt || undefined,
                 rw: currentAddressValues.rw || undefined,
@@ -156,7 +156,7 @@ watch(
           regency_code: newAddressValues.regency_code || undefined,
           district_code: newAddressValues.district_code || undefined,
           village_code: newAddressValues.village_code || undefined,
-          postal_code: newAddressValues.postal_code || undefined,
+          postalCode: newAddressValues.postalCode || undefined,
           address: newAddressValues.address || undefined,
           rt: newAddressValues.rt || undefined,
           rw: newAddressValues.rw || undefined,
@@ -182,7 +182,7 @@ watch(
           regency_code: currentAddressValues.regency_code || undefined,
           district_code: currentAddressValues.district_code || undefined,
           village_code: currentAddressValues.village_code || undefined,
-          postal_code: currentAddressValues.postal_code || undefined,
+          postalCode: currentAddressValues.postalCode || undefined,
           address: currentAddressValues.address || undefined,
           rt: currentAddressValues.rt || undefined,
           rw: currentAddressValues.rw || undefined,
diff --git a/app/models/person-address.ts b/app/models/person-address.ts
index cab3413a..e177d292 100644
--- a/app/models/person-address.ts
+++ b/app/models/person-address.ts
@@ -6,7 +6,7 @@ export interface PersonAddress extends Base {
   address: string
   rt?: string
   rw?: string
-  postal_code?: string
+  postalCode?: string
   village_code: string
 }
 
diff --git a/app/schemas/person-address-relative.schema.ts b/app/schemas/person-address-relative.schema.ts
index 89aa65f8..e37fb89c 100644
--- a/app/schemas/person-address-relative.schema.ts
+++ b/app/schemas/person-address-relative.schema.ts
@@ -22,7 +22,7 @@ const PersonAddressRelativeSchema = z
         'regency_code',
         'district_code',
         'village_code',
-        'postal_code',
+        'postalCode',
         'address'
       ]
 
@@ -48,7 +48,7 @@ function getRequiredMessage(field: string): string {
     regency_code: 'Mohon pilih kabupaten/kota',
     district_code: 'Mohon pilih kecamatan',
     village_code: 'Mohon pilih kelurahan',
-    postal_code: 'Mohon lengkapi kode pos',
+    postalCode: 'Mohon lengkapi kode pos',
     address: 'Mohon lengkapi alamat',
   }
   return messages[field] || `${field} wajib diisi`
diff --git a/app/schemas/person-address.schema.ts b/app/schemas/person-address.schema.ts
index 66819aa0..f314e921 100644
--- a/app/schemas/person-address.schema.ts
+++ b/app/schemas/person-address.schema.ts
@@ -16,7 +16,7 @@ const PersonAddressSchema = z.object({
   village_code: z.string({
     required_error: 'Mohon pilih kelurahan',
   }),
-  postal_code: z.string({
+  postalCode: z.string({
     required_error: 'Mohon lengkapi kode pos',
   }),
   // .min(5, 'Kode pos harus berupa angka 5 digit')