diff --git a/backend/src/reports/reports.service.spec.ts b/backend/src/reports/reports.service.spec.ts
index a741493..eb5fc69 100644
--- a/backend/src/reports/reports.service.spec.ts
+++ b/backend/src/reports/reports.service.spec.ts
@@ -33,7 +33,7 @@ describe("ReportsService", () => {
 	describe("create", () => {
 		it("should create a report", async () => {
 			const reporterId = "u1";
-			const data = { contentId: "c1", reason: "spam" };
+			const data = { contentId: "c1", reason: "spam" } as const;
 			mockReportsRepository.create.mockResolvedValue({
 				id: "r1",
 				...data,