diff --git a/redisinsight/api/src/modules/pub-sub/dto/publish.dto.ts b/redisinsight/api/src/modules/pub-sub/dto/publish.dto.ts
index b352f54394..abe3ee4495 100644
--- a/redisinsight/api/src/modules/pub-sub/dto/publish.dto.ts
+++ b/redisinsight/api/src/modules/pub-sub/dto/publish.dto.ts
@@ -1,5 +1,6 @@
 import {
-  IsNotEmpty, IsString,
+  IsDefined,
+  IsString,
 } from 'class-validator';
 import { ApiProperty } from '@nestjs/swagger';
 
@@ -9,7 +10,7 @@ export class PublishDto {
     description: 'Message to send',
     example: '{"hello":"world"}',
   })
-  @IsNotEmpty()
+  @IsDefined()
   @IsString()
   message: string;
 
@@ -18,7 +19,7 @@ export class PublishDto {
     description: 'Chanel name',
     example: 'channel-1',
   })
-  @IsNotEmpty()
+  @IsDefined()
   @IsString()
   channel: string;
 }
diff --git a/redisinsight/api/test/api/pub-sub/POST-instance-id-pub-sub-messages.test.ts b/redisinsight/api/test/api/pub-sub/POST-instance-id-pub-sub-messages.test.ts
index 7ce81b166c..5202b75af5 100644
--- a/redisinsight/api/test/api/pub-sub/POST-instance-id-pub-sub-messages.test.ts
+++ b/redisinsight/api/test/api/pub-sub/POST-instance-id-pub-sub-messages.test.ts
@@ -16,10 +16,8 @@ const endpoint = (instanceId = constants.TEST_INSTANCE_ID) =>
   request(server).post(`/instance/${instanceId}/pub-sub/messages`);
 
 const dataSchema = Joi.object({
-  channel: Joi.string().required(),
-  message: Joi.string().required(),
-}).messages({
-  'any.required': '{#label} should not be empty',
+  channel: Joi.string().allow('').required(),
+  message: Joi.string().allow('').required(),
 }).strict();
 
 const validInputData = {