diff --git a/src/handlers/tariff/index.ts b/src/handlers/tariff/index.ts
index bd1cf23..ff2227d 100644
--- a/src/handlers/tariff/index.ts
+++ b/src/handlers/tariff/index.ts
@@ -76,7 +76,7 @@ export const createTariff = async (request: CreateTariffRequest, reply: FastifyR
   const privilegies = await PrivilegeModel.find({ _id: privilegeIDs }).lean();
 
   const cleanPrivilegies = privilegies.map<Omit<Privilege, keyof Eloquent>>((privilege) => {
-    const currentPrivilege = privilegiesMap.get(privilege.privilegeId);
+    const currentPrivilege = privilegiesMap.get(privilege._id);
 
     return {
       name: privilege.name,
@@ -134,7 +134,7 @@ export const replaceTariff = async (request: ReplaceTariffRequest, reply: Fastif
   const privilegies = await PrivilegeModel.find({ _id: privilegeIDs }).lean();
 
   const cleanPrivilegies = privilegies.map<Omit<Privilege, keyof Eloquent>>((privilege) => {
-    const currentPrivilege = privilegiesMap.get(privilege.privilegeId);
+    const currentPrivilege = privilegiesMap.get(privilege._id);
 
     return {
       name: privilege.name,