diff --git a/test/parallel/test-child-process-stdio-big-write-end.js b/test/parallel/test-child-process-stdio-big-write-end.js
index 6a55c2b658e602..76427b69c29e42 100644
--- a/test/parallel/test-child-process-stdio-big-write-end.js
+++ b/test/parallel/test-child-process-stdio-big-write-end.js
@@ -23,7 +23,7 @@ function parent() {
     n += c;
   });
   child.stdout.on('end', function() {
-    assert.equal(+n, sent);
+    assert.strictEqual(+n, sent);
     console.log('ok');
   });