diff --git a/packages/javascript-api/src/lib/model/ticket/input-field-request.ts b/packages/javascript-api/src/lib/model/ticket/input-field-request.ts
index 34ba74a0..41f7a4b4 100644
--- a/packages/javascript-api/src/lib/model/ticket/input-field-request.ts
+++ b/packages/javascript-api/src/lib/model/ticket/input-field-request.ts
@@ -2,7 +2,8 @@ import { UUID } from '../uuid';
 
 export type InputFieldRequest =
   | ValueInputFieldRequest
-  | OptionIdsInputFieldRequest;
+  | OptionIdsInputFieldRequest
+  | AttachmentIdsInputFieldRequest;
 
 export interface ValueInputFieldRequest extends BaseInputFieldRequest {
   value: string | number;
@@ -12,6 +13,10 @@ export interface OptionIdsInputFieldRequest extends BaseInputFieldRequest {
   optionIds: UUID[];
 }
 
+export interface AttachmentIdsInputFieldRequest extends BaseInputFieldRequest {
+  attachmentIds: UUID[];
+}
+
 interface BaseInputFieldRequest {
   inputFieldId: UUID;
 }
diff --git a/packages/javascript-api/src/lib/services/ticket/ticket.service.ts b/packages/javascript-api/src/lib/services/ticket/ticket.service.ts
index 2a7579f6..2c1a1f4d 100644
--- a/packages/javascript-api/src/lib/services/ticket/ticket.service.ts
+++ b/packages/javascript-api/src/lib/services/ticket/ticket.service.ts
@@ -170,6 +170,11 @@ export const TicketService = {
    *            'ed74eaa9-78ab-4cb7-9b91-26e0673ed70e'
    *          ]
    *       },
+   *       // Attachment fields are set with "attachmentIds" key
+   *       attachmentIds: [
+   *            '84c40725-e80a-4281-aa9a-9db252373f16',
+   *            'ed74eaa9-78ab-4cb7-9b91-26e0673ed70e'
+   *          ]
    *     ],
    *     labels: [
    *       { value: 'from website' }
diff --git a/packages/javascript-api/src/public-api/model.ts b/packages/javascript-api/src/public-api/model.ts
index 72515ad4..2d1c718e 100644
--- a/packages/javascript-api/src/public-api/model.ts
+++ b/packages/javascript-api/src/public-api/model.ts
@@ -35,6 +35,7 @@ export {
   InputFieldRequest,
   ValueInputFieldRequest,
   OptionIdsInputFieldRequest,
+  AttachmentIdsInputFieldRequest,
 } from '../lib/model/ticket/input-field-request.js';
 export { TicketLabelRequest } from '../lib/model/ticket/ticket-label-request.js';
 export { TicketType } from '../lib/model/ticket/ticket-type.js';