diff --git a/test/try.test.ts b/test/try.test.ts
index f223e8c..fda51a2 100644
--- a/test/try.test.ts
+++ b/test/try.test.ts
@@ -95,6 +95,6 @@ test("tryBlockAsync", async () => {
 			throw error;
 		});
 	} catch (e) {
-		expect(e.cause).toEqual(error);
+		expect((e as any).cause).toEqual(error);
 	}
 });