diff --git a/test/issue-509/test.ts b/test/compat/test.ts
similarity index 73%
rename from test/issue-509/test.ts
rename to test/compat/test.ts
index 4c5a21a6..6ad6c8fe 100644
--- a/test/issue-509/test.ts
+++ b/test/compat/test.ts
@@ -1,11 +1,11 @@
 import { assertStringIncludes } from "jsr:@std/assert";
 
-Deno.test("issue #509", async () => {
+Deno.test("HeadlessChrome", async () => {
   const res = await fetch("http://localhost:8080/react@18.2.0", {
     headers: {
       "User-Agent": "HeadlessChrome/109",
     },
   });
   const text = await res.text();
-  assertStringIncludes(text, "/es2023/");
+  assertStringIncludes(text, "/es2021/");
 });