diff --git a/tests/lib/i18n.test.ts b/tests/lib/i18n.test.ts
index ef47566..26b23b0 100644
--- a/tests/lib/i18n.test.ts
+++ b/tests/lib/i18n.test.ts
@@ -108,6 +108,6 @@ describe("resolveLocale()", () => {
 	});
 
 	test("defaults to 'en' for unsupported Accept-Language", () => {
-		expect(resolveLocale(null, "ja,zh;q=0.9")).toBe("en");
+		expect(resolveLocale(null, "de,zh;q=0.9")).toBe("en");
 	});
 });