diff --git a/api-v3/src/inspection-visits/dto/create-field-inventory.dto.ts b/api-v3/src/inspection-visits/dto/create-field-inventory.dto.ts
index 3a0c28c..6ffbca5 100644
--- a/api-v3/src/inspection-visits/dto/create-field-inventory.dto.ts
+++ b/api-v3/src/inspection-visits/dto/create-field-inventory.dto.ts
@@ -21,6 +21,10 @@ export class CreateFieldInventoryDto {
   @IsUUID('4')
   parentId?: string;
 
+  @IsOptional()
+  @IsUUID('4')
+  familyId?: string;
+
   @IsOptional()
   @Transform(({ value }) => typeof value === 'string' && value.trim() ? value.trim().toUpperCase() : undefined)
   @IsString()