diff --git a/spec/exclude-swagger/exclude-swagger.spec.ts b/spec/exclude-swagger/exclude-swagger.spec.ts
index 457e92c..7a6c31e 100644
--- a/spec/exclude-swagger/exclude-swagger.spec.ts
+++ b/spec/exclude-swagger/exclude-swagger.spec.ts
@@ -101,14 +101,14 @@ describe('exclude swagger by route', () => {
                 content: {
                     'application/json': {
                         schema: {
-                            $ref: '#/components/schemas/CreateBaseBodyDto',
+                            $ref: '#/components/schemas/PickTypeClass',
                             anyOf: [
                                 {
-                                    $ref: '#/components/schemas/CreateBaseBodyDto',
+                                    $ref: '#/components/schemas/PickTypeClass',
                                 },
                                 {
                                     items: {
-                                        $ref: '#/components/schemas/CreateBaseBodyDto',
+                                        $ref: '#/components/schemas/PickTypeClass',
                                     },
                                     type: 'array',
                                 },
diff --git a/spec/swagger-decorator/swagger-decorator.controller.ts b/spec/swagger-decorator/swagger-decorator.controller.ts
index 1c75294..04de816 100644
--- a/spec/swagger-decorator/swagger-decorator.controller.ts
+++ b/spec/swagger-decorator/swagger-decorator.controller.ts
@@ -2,6 +2,7 @@ import { Controller } from '@nestjs/common';
 import { ApiParam } from '@nestjs/swagger';
 
 import { ParamsRequestInterceptor } from './params.request.interceptor';
+import { UpdateRequestDto } from './update-request.dto';
 import { Crud } from '../../src/lib/crud.decorator';
 import { CrudController } from '../../src/lib/interface';
 import { BaseEntity } from '../base/base.entity';
@@ -22,6 +23,11 @@ import { BaseService } from '../base/base.service';
             interceptors: [ParamsRequestInterceptor],
             decorators: [ApiParam({ name: 'key', required: true })],
         },
+        update: {
+            swagger: {
+                body: UpdateRequestDto,
+            },
+        },
     },
 })
 @Controller('swagger-decorator/:key')
diff --git a/spec/swagger-decorator/swagger-decorator.spec.ts b/spec/swagger-decorator/swagger-decorator.spec.ts
index 3574931..af05ccc 100644
--- a/spec/swagger-decorator/swagger-decorator.spec.ts
+++ b/spec/swagger-decorator/swagger-decorator.spec.ts
@@ -1,13 +1,18 @@
 import { HttpStatus, INestApplication } from '@nestjs/common';
+import { InstanceWrapper } from '@nestjs/core/injector/instance-wrapper';
+import { DenormalizedDoc } from '@nestjs/swagger/dist/interfaces/denormalized-doc.interface';
+import { RequestBodyObject } from '@nestjs/swagger/dist/interfaces/open-api-spec.interface';
 import { Test, TestingModule } from '@nestjs/testing';
 import request from 'supertest';
 
+import { SwaggerDecoratorController } from './swagger-decorator.controller';
 import { SwaggerDecoratorModule } from './swagger-decorator.module';
 import { BaseEntity } from '../base/base.entity';
 import { TestHelper } from '../test.helper';
 
 describe('SwaggerDecorator', () => {
     let app: INestApplication;
+    let routeSet: Record<string, DenormalizedDoc>;
 
     beforeAll(async () => {
         const moduleFixture: TestingModule = await Test.createTestingModule({
@@ -15,8 +20,14 @@ describe('SwaggerDecorator', () => {
         }).compile();
 
         app = moduleFixture.createNestApplication();
+        const controller = moduleFixture.get<SwaggerDecoratorController>(SwaggerDecoratorController);
 
         await app.init();
+
+        routeSet = TestHelper.getSwaggerExplorer({
+            instance: controller,
+            metatype: SwaggerDecoratorController,
+        } as InstanceWrapper<SwaggerDecoratorController>);
     });
 
     afterAll(async () => {
@@ -43,4 +54,10 @@ describe('SwaggerDecorator', () => {
             .expect(HttpStatus.OK);
         expect(readOneBody.name).toEqual('name');
     });
+
+    it('should be override swagger decorator', async () => {
+        expect((routeSet['patch /swagger-decorator/{key}/{id}'].root?.requestBody as RequestBodyObject)?.description).toEqual(
+            'UpdateBaseDto',
+        );
+    });
 });
diff --git a/spec/swagger-decorator/update-request.dto.ts b/spec/swagger-decorator/update-request.dto.ts
new file mode 100644
index 0000000..dc67bd3
--- /dev/null
+++ b/spec/swagger-decorator/update-request.dto.ts
@@ -0,0 +1,8 @@
+import { ApiPropertyOptional } from '@nestjs/swagger';
+
+import { BaseEntity } from '../base/base.entity';
+
+export class UpdateRequestDto implements Partial<BaseEntity> {
+    @ApiPropertyOptional({ description: 'optional name', type: String })
+    name: string;
+}
diff --git a/src/lib/crud.route.factory.ts b/src/lib/crud.route.factory.ts
index 282e38d..efb5228 100644
--- a/src/lib/crud.route.factory.ts
+++ b/src/lib/crud.route.factory.ts
@@ -330,6 +330,10 @@ export class CrudRouteFactory {
         }
         if (CRUD_POLICY[method].useBody) {
             const bodyType = (() => {
+                const customBody = this.crudOptions.routes?.[method]?.swagger?.body;
+                if (customBody != null) {
+                    return customBody;
+                }
                 if (method === Method.SEARCH) {
                     return RequestSearchDto;
                 }
diff --git a/src/lib/interface/decorator-option.interface.ts b/src/lib/interface/decorator-option.interface.ts
index 23b4139..cebe657 100644
--- a/src/lib/interface/decorator-option.interface.ts
+++ b/src/lib/interface/decorator-option.interface.ts
@@ -24,6 +24,10 @@ interface RouteBaseOption {
          * Configures the Swagger documentation for the route's response
          */
         response?: Type<unknown>;
+        /**
+         * Configures the Swagger documentation for the route's request body
+         */
+        body?: Type<unknown>;
     };
     /**
      * Configures the keys of entity to exclude from the route's response