1 files changed, 1 insertions, 1 deletions
diff --git a/tests/async_error.ts b/tests/async_error.ts
index 7ce25d0cb..81c983a50 100644
--- a/tests/async_error.ts
+++ b/tests/async_error.ts
@@ -1,5 +1,5 @@
 console.log("hello");
-const foo = async () => {
+const foo = async (): Promise<never> => {
   console.log("before error");
   throw Error("error");
 };