diff --git a/src/utils.js b/src/utils.js
index f1ebf2c..28772fc 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -76,7 +76,4 @@ export const combineChunks = chunks => {
   return full
 }
 
-export const sleep = milliseconds =>
-  new Promise(res => {
-    setTimeout(res, milliseconds)
-  })
+export const sleep = ms => new Promise(res => setTimeout(res, ms))