diff --git a/controller/maintenance_fee.go b/controller/maintenance_fee.go
index 310108e..7122c61 100644
--- a/controller/maintenance_fee.go
+++ b/controller/maintenance_fee.go
@@ -25,6 +25,7 @@ func InitializeMaintenanceFeeController(router *gin.Engine) {
 
 	MaintenanceFeeController.Router.GET("/maintenance/fee", security.EnterpriseAuthorize, listMaintenanceFees)
 	MaintenanceFeeController.Router.POST("/maintenance/fee", security.EnterpriseAuthorize, createMaintenanceFeeRecord)
+	MaintenanceFeeController.Router.PUT("/maintenance/fee/:mid", security.EnterpriseAuthorize, modifyMaintenanceFeeRecord)
 }
 
 func listMaintenanceFees(c *gin.Context) {
@@ -70,7 +71,7 @@ type _FeeCreationFormData struct {
 	ParkId string          `json:"parkId" form:"parkId"`
 	Name   string          `json:"name" form:"name"`
 	Fee    decimal.Decimal `json:"fee" form:"fee"`
-	Memo   string          `json:"memo" form:"memo"`
+	Memo   *string         `json:"memo" form:"memo"`
 }
 
 func createMaintenanceFeeRecord(c *gin.Context) {
@@ -100,3 +101,37 @@ func createMaintenanceFeeRecord(c *gin.Context) {
 	}
 	result.Created("新维护费记录已经创建。")
 }
+
+type _FeeModificationFormData struct {
+	Fee  decimal.Decimal `json:"fee" form:"fee"`
+	Memo *string         `json:"memo" form:"memo"`
+}
+
+func modifyMaintenanceFeeRecord(c *gin.Context) {
+	result := response.NewResult(c)
+	requestFee := c.Param("mid")
+	formData := new(_FeeModificationFormData)
+	c.BindJSON(formData)
+	userSession, err := _retreiveSession(c)
+	if err != nil {
+		result.Unauthorized(err.Error())
+		return
+	}
+	sure, err := service.MaintenanceFeeService.EnsureFeeBelongs(userSession.Uid, requestFee)
+	if err != nil {
+		result.Error(http.StatusInternalServerError, err.Error())
+		return
+	}
+	if !sure {
+		result.Unauthorized("所操作维护费记录不属于当前用户。")
+		return
+	}
+	newFeeState := new(model.MaintenanceFee)
+	copier.Copy(newFeeState, formData)
+	err = service.MaintenanceFeeService.ModifyMaintenanceFee(*newFeeState)
+	if err != nil {
+		result.Error(http.StatusInternalServerError, err.Error())
+		return
+	}
+	result.Success("指定维护费条目已更新。")
+}
diff --git a/router/router.go b/router/router.go
index 6a0502c..5d09163 100644
--- a/router/router.go
+++ b/router/router.go
@@ -19,6 +19,7 @@ func Router() *gin.Engine {
 	controller.InitializeRegionController(router)
 	controller.InitializeChargesController(router)
 	controller.InitializeParkController(router)
+	controller.InitializeMaintenanceFeeController(router)
 
 	return router
 }
diff --git a/service/maintenance_fee.go b/service/maintenance_fee.go
index 4a74498..35fa96d 100644
--- a/service/maintenance_fee.go
+++ b/service/maintenance_fee.go
@@ -30,6 +30,7 @@ func (_MaintenanceFeeService) ListMaintenanceFees(pid []string) ([]model.Mainten
 
 func (_MaintenanceFeeService) CreateMaintenanceFeeRecord(fee model.MaintenanceFee) error {
 	fee.Id = uuid.New().String()
+	fee.Enabled = true
 	_, err := global.DBConn.Insert(fee)
 	if err != nil {
 		return err
@@ -72,3 +73,25 @@ func (_MaintenanceFeeService) DeleteMaintenanceFee(fid string) error {
 	}
 	return nil
 }
+
+func (_MaintenanceFeeService) EnsureFeeBelongs(uid, mid string) (bool, error) {
+	var fee = make([]model.MaintenanceFee, 0)
+	err := global.DBConn.
+		ID(mid).Limit(1).Find(&fee)
+	if err != nil {
+		return false, err
+	}
+	if len(fee) == 0 {
+		return false, nil
+	}
+	var park = make([]model.Park, 0)
+	err = global.DBConn.
+		ID(fee[0].ParkId).Limit(1).Find(&park)
+	if err != nil {
+		return false, err
+	}
+	if len(park) == 0 {
+		return false, nil
+	}
+	return park[0].UserId == uid, nil
+}