diff --git a/docs/docs.go b/docs/docs.go
index 8e70423..12ecbb6 100644
--- a/docs/docs.go
+++ b/docs/docs.go
@@ -711,10 +711,6 @@ const docTemplate = `{
                 "postal_code": {
                     "type": "string",
                     "example": "1234567890"
-                },
-                "province_id": {
-                    "type": "integer",
-                    "example": 1
                 }
             }
         },
diff --git a/docs/swagger.json b/docs/swagger.json
index 31dc8f9..3de7854 100644
--- a/docs/swagger.json
+++ b/docs/swagger.json
@@ -700,10 +700,6 @@
                 "postal_code": {
                     "type": "string",
                     "example": "1234567890"
-                },
-                "province_id": {
-                    "type": "integer",
-                    "example": 1
                 }
             }
         },
diff --git a/docs/swagger.yaml b/docs/swagger.yaml
index d90fec9..51cc7f5 100644
--- a/docs/swagger.yaml
+++ b/docs/swagger.yaml
@@ -19,9 +19,6 @@ definitions:
       postal_code:
         example: "1234567890"
         type: string
-      province_id:
-        example: 1
-        type: integer
     type: object
   addressparam.BenefactorAddAddressResponse:
     properties:
diff --git a/param/benefactor/address/add.go b/param/benefactor/address/add.go
index 099376d..37484a9 100644
--- a/param/benefactor/address/add.go
+++ b/param/benefactor/address/add.go
@@ -8,7 +8,7 @@ type BenefactorAddAddressRequest struct {
 	Lat          float64 `json:"lat" example:"22.23"`
 	Lon          float64 `json:"lon" example:"22.22"`
 	CityID       uint    `json:"city_id" example:"1"`
-	ProvinceID   uint    `json:"province_id" example:"1"`
+	ProvinceID   uint    `json:"-"`
 	BenefactorID uint    `json:"benefactor_id" example:"1"`
 }
 
diff --git a/repository/mysql/address/create.go b/repository/mysql/address/create.go
index 6a1557a..036a5bb 100644
--- a/repository/mysql/address/create.go
+++ b/repository/mysql/address/create.go
@@ -12,6 +12,14 @@ import (
 func (d *DB) CreateBenefactorAddress(ctx context.Context, address entity.Address) (entity.Address, error) {
 	const op = "mysqlbenefactor.createBenefactorAddress"
 
+	// Get Province ID by City ID
+	var provinceID uint
+	pErr := d.conn.Conn().QueryRowContext(ctx, `SELECT province_id FROM cities WHERE id = ?`, address.CityID).Scan(&provinceID)
+	if pErr != nil && pErr != sql.ErrNoRows {
+		return entity.Address{}, richerror.New(op).WithErr(pErr).
+			WithMessage("error querying for existing main address").WithKind(richerror.KindUnexpected)
+	}
+	address.ProvinceID = provinceID
 	// Check if the user already has a main address
 	var count int
 	err := d.conn.Conn().QueryRowContext(ctx, `SELECT COUNT(*) FROM addresses WHERE is_main = true AND benefactor_id = ?`, address.BenefactorID).Scan(&count)
@@ -25,7 +33,7 @@ func (d *DB) CreateBenefactorAddress(ctx context.Context, address entity.Address
 
 	// Insert the new address
 	res, err := d.conn.Conn().ExecContext(ctx, `INSERT INTO addresses (postal_code, address, lat, lon, is_main, city_id, province_id, benefactor_id) VALUES (?, ?, ?, ?, ?, ?, ?, ?)`,
-		address.PostalCode, address.Address, address.Lat, address.Lon, address.IsMain, address.CityID, address.ProvinceID, address.BenefactorID)
+		address.PostalCode, address.Address, address.Lat, address.Lon, address.IsMain, address.CityID, provinceID, address.BenefactorID)
 	if err != nil {
 		return entity.Address{}, richerror.New(op).WithErr(err).
 			WithMessage(errmsg.ErrorMsgNotFound).WithKind(richerror.KindUnexpected)
diff --git a/service/benefactor/address/add.go b/service/benefactor/address/add.go
index 25a56a6..e77db5b 100644
--- a/service/benefactor/address/add.go
+++ b/service/benefactor/address/add.go
@@ -17,7 +17,6 @@ func (s Service) Add(ctx context.Context, req param.BenefactorAddAddressRequest)
 		Lat:          req.Lat,
 		Lon:          req.Lon,
 		CityID:       req.CityID,
-		ProvinceID:   req.ProvinceID,
 		BenefactorID: req.BenefactorID,
 	})
 	if err != nil {
diff --git a/validator/benefactor/address/add_address.go b/validator/benefactor/address/add_address.go
index f18c2c6..56a5315 100644
--- a/validator/benefactor/address/add_address.go
+++ b/validator/benefactor/address/add_address.go
@@ -31,10 +31,6 @@ func (v Validator) ValidateAddAddress(req param.BenefactorAddAddressRequest) (ma
 		validation.Field(&req.CityID,
 			validation.Required,
 			validation.By(v.doesCityExist)),
-
-		validation.Field(&req.ProvinceID,
-			validation.Required,
-			validation.By(v.doesProvinceExist)),
 	); err != nil {
 
 		fieldErrors := make(map[string]string)
diff --git a/validator/benefactor/address/validator.go b/validator/benefactor/address/validator.go
index 2764d67..520a73f 100644
--- a/validator/benefactor/address/validator.go
+++ b/validator/benefactor/address/validator.go
@@ -13,7 +13,6 @@ type BenefactorSvc interface {
 }
 type Repository interface {
 	IsExistCityByID(ctx context.Context, id uint) (bool, error)
-	IsExistProvinceByID(ctx context.Context, id uint) (bool, error)
 }
 type Validator struct {
 	benefactorSvc BenefactorSvc
@@ -37,22 +36,6 @@ func (v Validator) doesBenefactorExist(value interface{}) error {
 	return nil
 }
 
-func (v Validator) doesProvinceExist(value interface{}) error {
-	provinceID, ok := value.(uint)
-	if !ok {
-		return fmt.Errorf(errmsg.ErrorMsgSomethingWentWrong)
-	}
-	isExisted, err := v.repository.IsExistProvinceByID(context.Background(), provinceID)
-	if err != nil {
-		return fmt.Errorf(errmsg.ErrorMsgNotFound)
-	}
-	if !isExisted {
-		return fmt.Errorf(errmsg.ErrorMsgNotFound)
-	}
-
-	return nil
-}
-
 func (v Validator) doesCityExist(value interface{}) error {
 	cityID, ok := value.(uint)
 	if !ok {