diff --git a/test/parallel/test-process-external-stdio-close-spawn.js b/test/parallel/test-process-external-stdio-close-spawn.js
index b1ab52ff8a9d9c..93d7f795bd74ce 100644
--- a/test/parallel/test-process-external-stdio-close-spawn.js
+++ b/test/parallel/test-process-external-stdio-close-spawn.js
@@ -22,7 +22,7 @@ if (process.argv[2] === 'child') {
   });
 
   child.on('close', common.mustCall((exitCode, signal) => {
-    assert.strictEqual(exitCode, 0, 'exit successfully');
+    assert.strictEqual(exitCode, 0);
     assert.strictEqual(signal, null);
   }));