diff --git a/client/src/entities/test-checklist/api/test-checklist-api.ts b/client/src/entities/test-checklist/api/test-checklist-api.ts
index 8e8a5f3..988ccbd 100644
--- a/client/src/entities/test-checklist/api/test-checklist-api.ts
+++ b/client/src/entities/test-checklist/api/test-checklist-api.ts
@@ -2,6 +2,7 @@ import { apiClient } from '@/shared/api/client'
 
 export type ChecklistResultDto = {
   passed: boolean
+  comment: string | null
   checkedAt: string
 }
 
@@ -12,6 +13,7 @@ export type TestChecklistResponse = {
 export type UpdateChecklistItemResponse = {
   itemKey: string
   passed: boolean
+  comment: string | null
   checkedAt: string
 }
 
@@ -20,10 +22,15 @@ export async function fetchTestChecklistResults(): Promise<TestChecklistResponse
   return data
 }
 
-export async function updateTestChecklistItem(itemKey: string, passed: boolean): Promise<UpdateChecklistItemResponse> {
+export async function updateTestChecklistItem(
+  itemKey: string,
+  passed: boolean,
+  comment?: string | null,
+): Promise<UpdateChecklistItemResponse> {
   const { data } = await apiClient.patch<{ result: UpdateChecklistItemResponse }>('admin/test-checklist', {
     itemKey,
     passed,
+    comment: passed ? null : comment ?? null,
   })
   return data.result
 }