1 files changed, 6 insertions, 3 deletions
diff --git a/tests/unit/structured_clone_test.ts b/tests/unit/structured_clone_test.ts
index 314a276dd..6e0473f9a 100644
--- a/tests/unit/structured_clone_test.ts
+++ b/tests/unit/structured_clone_test.ts
@@ -9,9 +9,12 @@ Deno.test("self.structuredClone", async () => {
   const arrayOriginal = ["hello world"];
   const channelOriginal = new MessageChannel();
   const [arrayCloned, portTransferred] = self
-    .structuredClone([arrayOriginal, channelOriginal.port2], {
-      transfer: [channelOriginal.port2],
-    });
+    .structuredClone(
+      [arrayOriginal, channelOriginal.port2] as [string[], MessagePort],
+      {
+        transfer: [channelOriginal.port2],
+      },
+    );
   assert(arrayOriginal !== arrayCloned); // not the same identity
   assertEquals(arrayCloned, arrayOriginal); // but same value
   channelOriginal.port1.postMessage("1");