diff --git a/src/modules/auth/auth.dto.ts b/src/modules/auth/auth.dto.ts
index 995eb49ac..c8913a2c7 100644
--- a/src/modules/auth/auth.dto.ts
+++ b/src/modules/auth/auth.dto.ts
@@ -66,10 +66,6 @@ export class RegisterDto {
   @IsOptional()
   timezone?: string;
 
-  @IsObject()
-  @IsOptional()
-  attributes?: Record<string, any>;
-
   @IsBoolean()
   @IsOptional()
   ignorePwnedPassword?: boolean;
diff --git a/src/modules/groups/groups.dto.ts b/src/modules/groups/groups.dto.ts
index 99098b8c8..d189518e2 100644
--- a/src/modules/groups/groups.dto.ts
+++ b/src/modules/groups/groups.dto.ts
@@ -31,10 +31,6 @@ export class CreateGroupDto {
   @IsString()
   @IsOptional()
   profilePictureUrl?: string;
-
-  @IsObject()
-  @IsOptional()
-  attributes?: Record<string, any>;
 }
 
 export class UpdateGroupDto {
@@ -61,10 +57,6 @@ export class UpdateGroupDto {
   @IsString()
   @IsOptional()
   profilePictureUrl?: string;
-
-  @IsObject()
-  @IsOptional()
-  attributes?: Record<string, any>;
 }
 
 export class ReplaceGroupDto {
diff --git a/src/modules/users/users.dto.ts b/src/modules/users/users.dto.ts
index d9bbcd37b..7026a67c6 100644
--- a/src/modules/users/users.dto.ts
+++ b/src/modules/users/users.dto.ts
@@ -73,8 +73,4 @@ export class UpdateUserDto {
   @IsEnum(['NONE', 'TOTP', 'EMAIL'])
   @IsOptional()
   twoFactorMethod?: MfaMethod;
-
-  @IsObject()
-  @IsOptional()
-  attributes?: Record<string, any>;
 }