diff --git a/src/app/msw/handlers.ts b/src/app/msw/handlers.ts
index 6a4fa5795..4b8a8d757 100644
--- a/src/app/msw/handlers.ts
+++ b/src/app/msw/handlers.ts
@@ -24,6 +24,7 @@ import { usersRatingHandlers } from '@/entities/user';
 
 import { createCollectionHandlers } from '@/features/collections/createCollection';
 import { collectionDeleteHandlers } from '@/features/collections/deleteCollection';
+import { collectionEditHandlers } from '@/features/collections/editCollection';
 import { createCompanyHandlers } from '@/features/company/createCompany';
 import { createFeatureFlagHandlers } from '@/features/featureFlag/createFeatureFlag';
 import { featureFlagDeleteHandlers } from '@/features/featureFlag/deleteFeatureFlag';
@@ -52,6 +53,7 @@ export const handlers = [
 	...interviewHandlers,
 	...questionHandlers,
 	...collectionHandlers,
+	...collectionEditHandlers,
 	...collectionDeleteHandlers,
 	...specializationHandlers,
 	...featureFlagHandlers,
diff --git a/src/features/collections/editCollection/api/__mocks__/editCollectionMock.ts b/src/features/collections/editCollection/api/__mocks__/editCollectionMock.ts
new file mode 100644
index 000000000..a2970840f
--- /dev/null
+++ b/src/features/collections/editCollection/api/__mocks__/editCollectionMock.ts
@@ -0,0 +1,50 @@
+import { http, HttpResponse } from 'msw';
+
+import { collectionsMock } from '@/entities/collection';
+import { companiesMock } from '@/entities/company';
+import { specializationsMock } from '@/entities/specialization';
+
+import { editCollectionApiUrls } from '../../model/constants/editCollectionConstants';
+import {
+	EditCollectionBodyRequest,
+	EditCollectionResponse,
+} from '../../model/types/collectionEditTypes';
+
+export const editCollectionMock = http.patch<
+	{ collectionId: string },
+	EditCollectionBodyRequest,
+	EditCollectionResponse
+>(process.env.API_URL + editCollectionApiUrls.editCollection, async ({ params, request }) => {
+	const collectionId = Number(params.collectionId);
+
+	const index = collectionsMock.data.findIndex((collection) => collection.id === collectionId);
+
+	if (index === -1) {
+		return HttpResponse.json(null, { status: 404 });
+	}
+
+	const body = await request.json();
+
+	const currentCollection = collectionsMock.data[index];
+	const companyIndex = companiesMock.data.findIndex((c) => String(c.id) === body.companyId);
+
+	const updatedCollection: EditCollectionResponse = {
+		...currentCollection,
+		title: body.title ?? currentCollection.title,
+		description: body.description ?? currentCollection.description,
+		imageSrc: body.collectionImage ?? currentCollection.imageSrc ?? null,
+		tariff: (body.isFree ?? currentCollection.isFree) ? 'free' : 'premium',
+		questionsCount: body.questions?.length ?? currentCollection.questions?.length ?? 0,
+		tasksCount: body.taskIds?.length ?? currentCollection.tasks?.length ?? 0,
+		specializations: body.specializations
+			? body.specializations.map((id) => specializationsMock.find((spec) => spec.id === id)!)
+			: currentCollection.specializations,
+		keywords: body.keywords ?? currentCollection.keywords ?? [],
+		company: companiesMock.data[companyIndex],
+		createdBy: currentCollection.createdBy,
+	};
+
+	collectionsMock.data[index] = updatedCollection;
+
+	return HttpResponse.json(updatedCollection);
+});
diff --git a/src/features/collections/editCollection/api/__mocks__/index.ts b/src/features/collections/editCollection/api/__mocks__/index.ts
new file mode 100644
index 000000000..be6dfb328
--- /dev/null
+++ b/src/features/collections/editCollection/api/__mocks__/index.ts
@@ -0,0 +1,3 @@
+import { editCollectionMock } from './editCollectionMock';
+
+export const collectionEditHandlers = [editCollectionMock];
diff --git a/src/features/collections/editCollection/index.ts b/src/features/collections/editCollection/index.ts
index 825247b24..62ce2c7e7 100644
--- a/src/features/collections/editCollection/index.ts
+++ b/src/features/collections/editCollection/index.ts
@@ -1 +1,2 @@
 export { CollectionEditForm } from './ui/CollectionEditForm/CollectionEditForm';
+export { collectionEditHandlers } from './api/__mocks__/index';