diff --git a/test/parallel/test-fs-promises-file-handle-read.js b/test/parallel/test-fs-promises-file-handle-read.js
index fb309b56ddc4c4..beedc7d540bd95 100644
--- a/test/parallel/test-fs-promises-file-handle-read.js
+++ b/test/parallel/test-fs-promises-file-handle-read.js
@@ -87,8 +87,7 @@ async function validateReadWithPositionZero() {
   }
 }
 
-async function validateReadLength() {
-  const len = 1;
+async function validateReadLength(len) {
   const buf = Buffer.alloc(4);
   const opts = { useConf: true };
   const filePath = fixtures.path('x.txt');