1 files changed, 7 insertions, 5 deletions
diff --git a/lib/fs/promises.js b/lib/fs/promises.js
index ba6c2b7aa6..6ccff6933b 100644
--- a/lib/fs/promises.js
+++ b/lib/fs/promises.js
@@ -24,7 +24,6 @@ const {
   copyObject,
   getOptions,
   getStatsFromBinding,
-  isUint32,
   modeNum,
   nullCheck,
   preprocessSymlinkDestination,
@@ -32,12 +31,15 @@ const {
   stringToSymlinkType,
   toUnixTimestamp,
   validateBuffer,
-  validateLen,
   validateOffsetLengthRead,
   validateOffsetLengthWrite,
-  validatePath,
-  validateUint32
+  validatePath
 } = require('internal/fs');
+const {
+  isUint32,
+  validateInt32,
+  validateUint32
+} = require('internal/validators');
 const pathModule = require('path');
 
 const kHandle = Symbol('handle');
@@ -275,7 +277,7 @@ async function truncate(path, len = 0) {
 
 async function ftruncate(handle, len = 0) {
   validateFileHandle(handle);
-  validateLen(len);
+  validateInt32(len, 'len');
   len = Math.max(0, len);
   return binding.ftruncate(handle.fd, len, kUsePromises);
 }