diff --git a/src/user/dto/update-user.dto.ts b/src/user/dto/update-user.dto.ts
index b57026a..5bcdb5b 100644
--- a/src/user/dto/update-user.dto.ts
+++ b/src/user/dto/update-user.dto.ts
@@ -34,9 +34,9 @@ export class UpdateUserDto {
   @IsString()
   @MinLength(3, { message: 'Username must be at least 3 characters long' })
   @MaxLength(50, { message: 'Username must be at most 50 characters long' })
-  @Matches(/^[a-zA-Z](?!.*[_.]{2})[a-zA-Z0-9._]*[a-zA-Z0-9]$/, {
+  @Matches(/^[a-zA-Z](?!.*[_.-]{2})[a-zA-Z0-9._-]*[a-zA-Z0-9]$/, {
     message:
-      'Username must start with a letter, end with a letter or number, and can only contain letters, numbers, dots, and underscores — without consecutive dots or underscores.',
+      'Username must start with a letter, end with a letter or number, and can only contain letters, numbers, dots, underscores, and hyphens — without consecutive dots, underscores, or hyphens.',
   })
   @Trim()
   @ToLowerCase()
diff --git a/src/user/dto/update-username.dto.ts b/src/user/dto/update-username.dto.ts
index b5a4b2b..597ca02 100644
--- a/src/user/dto/update-username.dto.ts
+++ b/src/user/dto/update-username.dto.ts
@@ -6,9 +6,9 @@ export class UpdateUsernameDto {
   @IsNotEmpty({ message: 'Username is required' })
   @MinLength(3, { message: 'Username must be at least 3 characters long' })
   @MaxLength(50, { message: 'Username must be at most 50 characters long' })
-  @Matches(/^[a-zA-Z](?!.*[_.]{2})[a-zA-Z0-9._]+$/, {
+  @Matches(/^[a-zA-Z](?!.*[_.-]{2})[a-zA-Z0-9._-]+$/, {
     message:
-      'Username must start with a letter and can only contain letters, numbers, dots, and underscores — without consecutive dots or underscores.',
+      'Username must start with a letter and can only contain letters, numbers, dots, underscores, and hyphens — without consecutive dots, underscores, or hyphens.',
   })
   @ApiProperty({
     description: 'The new username for the user',