diff --git a/src/modules/customers/dto/company-registration-number.dto.ts b/src/modules/customers/dto/company-registration-number.dto.ts
index c7f513a9..ca986bd4 100644
--- a/src/modules/customers/dto/company-registration-number.dto.ts
+++ b/src/modules/customers/dto/company-registration-number.dto.ts
@@ -1,5 +1,5 @@
 import { ApiProperty } from '@nestjs/swagger';
-import { IsNotEmpty, IsString, Length } from 'class-validator';
+import { IsNotEmpty, IsString, MaxLength, MinLength } from 'class-validator';
 
 export class CompanyRegistrationNumberDto {
   @ApiProperty({
@@ -9,6 +9,7 @@ export class CompanyRegistrationNumberDto {
   })
   @IsString()
   @IsNotEmpty()
-  @Length(8, 10)
+  @MinLength(8)
+  @MaxLength(10)
   companyRegistrationNumber: string;
 }
diff --git a/src/modules/customers/dto/dtfs-customer.dto.ts b/src/modules/customers/dto/dtfs-customer.dto.ts
index 54fc5220..71e53b50 100644
--- a/src/modules/customers/dto/dtfs-customer.dto.ts
+++ b/src/modules/customers/dto/dtfs-customer.dto.ts
@@ -1,11 +1,12 @@
 import { ApiProperty } from '@nestjs/swagger';
-import { IsNotEmpty, IsString, Length } from 'class-validator';
+import { IsNotEmpty, IsString, MinLength, MaxLength } from 'class-validator';
 
 export class DTFSCustomerDto {
   @ApiProperty({ description: 'Company Registration Number', minLength: 8, maxLength: 10 })
   @IsString()
   @IsNotEmpty()
-  @Length(8, 10)
+  @MinLength(8)
+  @MaxLength(10)
   companyRegistrationNumber: string;
 
   @ApiProperty({ description: 'Company Name' })