diff --git a/packages/backend/src/core/WebhookTestService.ts b/packages/backend/src/core/WebhookTestService.ts
index dfe7a259c4..4a45c11de1 100644
--- a/packages/backend/src/core/WebhookTestService.ts
+++ b/packages/backend/src/core/WebhookTestService.ts
@@ -99,6 +99,7 @@ function generateDummyUser(override?: Partial<MiUser>): MiUser {
 		signupReason: null,
 		noindex: false,
 		enableRss: true,
+		mandatoryCW: null,
 		...override,
 	};
 }