diff --git a/test/sequential/test-stream-writable-clear-buffer.js b/test/sequential/test-stream-writable-clear-buffer.js
index f2d1e000cfde3e..7d83ac55ddb2af 100644
--- a/test/sequential/test-stream-writable-clear-buffer.js
+++ b/test/sequential/test-stream-writable-clear-buffer.js
@@ -23,7 +23,7 @@ const testStream = new StreamWritable();
 testStream.cork();
 
 for (let i = 1; i <= 5; i++) {
-  testStream.write(i, function() {
+  testStream.write(i, () => {
     assert.strictEqual(
       testStream._writableState.bufferedRequestCount,
       testStream._writableState.getBuffer().length,