diff --git a/lib/fs.js b/lib/fs.js
index b873593e2307a4..0bee5a8c3c441b 100644
--- a/lib/fs.js
+++ b/lib/fs.js
@@ -2037,8 +2037,6 @@ function copyFile(src, dest, mode, callback) {
   if (typeof mode === 'function') {
     callback = mode;
     mode = 0;
-  } else {
-    validateCallback(callback);
   }
 
   src = getValidatedPath(src, 'src');