diff --git a/src/consts.ts b/src/consts.ts
index b00d020..3fd987a 100644
--- a/src/consts.ts
+++ b/src/consts.ts
@@ -2,4 +2,6 @@ export const DB_NAME = '/store-service';
 export const MONGO_URL = `mongodb://localhost:27017${DB_NAME}`;
 export const ALLOW_ORIGIN_ALL: [string, string] = ['Access-Control-Allow-Origin', '*'];
 export const ALLOW_CREDENTIALS: [string, string] = ['Access-Control-Allow-Credentials', 'true'];
-export const ALLOW_METHOD: [string, string] = ['Access-Control-Request-Method', 'POST DELETE PUT GET'];
+export const CONTENT_LENGTH: [string, string] = ['Content-Length', '0'];
+export const ALLOW_METHOD: [string, string] = ['Access-Control-Allow-Methods', 'GET,HEAD,PUT,PATCH,POST,DELETE'];
+export const ALLOW_HEADERS: [string, string] = ['Access-Control-Allow-Headers', 'Version, Authorization, Content-Type'];
diff --git a/src/store/store.controller.ts b/src/store/store.controller.ts
index de4ece2..8a826b0 100644
--- a/src/store/store.controller.ts
+++ b/src/store/store.controller.ts
@@ -1,8 +1,8 @@
-import { Controller, Get, Post, Body, Param, Header, Delete } from '@nestjs/common';
+import { Controller, Get, Post, Body, Param, Options, Header, Delete, HttpCode } from '@nestjs/common';
 import {StoreService} from './store.service';
 import {Store, StoreResponse, StoreRequest} from './store.schema';
 import {ApiResponse} from '@nestjs/swagger';
-import {ALLOW_ORIGIN_ALL, ALLOW_METHOD, ALLOW_CREDENTIALS} from 'src/consts';
+import {ALLOW_ORIGIN_ALL, ALLOW_METHOD, ALLOW_CREDENTIALS, CONTENT_LENGTH, ALLOW_HEADERS} from 'src/consts';
 
 @Controller('store')
 export class StoreController {
@@ -12,8 +12,6 @@ export class StoreController {
 
     @Get()
     @Header(...ALLOW_ORIGIN_ALL)
-    @Header(...ALLOW_METHOD)
-    @Header(...ALLOW_CREDENTIALS)
     @ApiResponse({
         status: 200, 
         description: 'Список всех пар ключ-значение', 
@@ -25,8 +23,6 @@ export class StoreController {
 
     @Get(':key')
     @Header(...ALLOW_ORIGIN_ALL)
-    @Header(...ALLOW_METHOD)
-    @Header(...ALLOW_CREDENTIALS)
     @ApiResponse({
         status: 200,
         description: 'Возвращает пару ключ-значение по ключу',
@@ -38,8 +34,6 @@ export class StoreController {
 
     @Post()
     @Header(...ALLOW_ORIGIN_ALL)
-    @Header(...ALLOW_METHOD)
-    @Header(...ALLOW_CREDENTIALS)
     @ApiResponse({
         status: 200,
         description: 'Создает новую пару ключ-значение или заменяет существующую по ключу',
@@ -51,8 +45,6 @@ export class StoreController {
 
     @Delete(':key')
     @Header(...ALLOW_ORIGIN_ALL)
-    @Header(...ALLOW_METHOD)
-    @Header(...ALLOW_CREDENTIALS)
     @ApiResponse({
         status: 200,
         description: 'Удаляет пару ключ-значение по ключу',
@@ -61,4 +53,15 @@ export class StoreController {
     async removeOne(@Param() {key}: {key: string}): Promise<string> {
         return this.storeService.removeOne(key);
     }
+
+    @Options()
+    @Header(...ALLOW_ORIGIN_ALL)
+    @Header(...ALLOW_METHOD)
+    @Header(...ALLOW_CREDENTIALS)
+    @Header(...CONTENT_LENGTH)
+    @Header(...ALLOW_HEADERS)
+    @HttpCode(204)
+    async options() {
+        return '';
+    }
 }