diff --git a/test/es-module/test-esm-detect-ambiguous.mjs b/test/es-module/test-esm-detect-ambiguous.mjs
index 00db0cf90f60bf..9b34f8446bc652 100644
--- a/test/es-module/test-esm-detect-ambiguous.mjs
+++ b/test/es-module/test-esm-detect-ambiguous.mjs
@@ -415,7 +415,7 @@ describe('--experimental-detect-module', { concurrency: !process.env.TEST_PARALL
       ], { cwd: fixtures.fileURL('es-module-loaders/') });
 
       strictEqual(stderr, '');
-      strictEqual(stdout, 'commonjs\ntransformed!\n');
+      strictEqual(stdout, 'module\ncommonjs\ntransformed!\n');
       strictEqual(code, 0);
       strictEqual(signal, null);
     });
diff --git a/test/fixtures/es-module-loaders/transpile-esm-to-cjs.mjs b/test/fixtures/es-module-loaders/transpile-esm-to-cjs.mjs
index 42be3172e33c9a..5e436a23b5df85 100644
--- a/test/fixtures/es-module-loaders/transpile-esm-to-cjs.mjs
+++ b/test/fixtures/es-module-loaders/transpile-esm-to-cjs.mjs
@@ -1,3 +1,13 @@
+import { writeSync } from "node:fs";
+
+export async function resolve(specifier, context, next) {
+  const result = await next(specifier, context);
+  if (specifier.startsWith("file://")) {
+    writeSync(1, result.format + '\n');
+  }
+  return result;
+}
+
 export async function load(url, context, next) {
   const output = await next(url, context);
   let source = `${output.source}`