diff --git a/src/controllers/08-credit-note-controller.ts b/src/controllers/08-credit-note-controller.ts
index c1fd3f7..b094f84 100644
--- a/src/controllers/08-credit-note-controller.ts
+++ b/src/controllers/08-credit-note-controller.ts
@@ -501,10 +501,8 @@ export class CreditNoteController extends Controller {
         value,
         requestWork: {
           disconnect: creditNoteData.requestWork
-            .map((item) => ({
-              id: item.id,
-            }))
-            .filter((data) => !body.requestWorkId.find((item) => (item = data.id))),
+            .map((item) => ({ id: item.id }))
+            .filter((data) => !body.requestWorkId.find((item) => item === data.id)),
           connect: body.requestWorkId.map((v) => ({
             id: v,
           })),