1 files changed, 4 insertions, 2 deletions
diff --git a/lib/child_process.js b/lib/child_process.js
index 6856c53266..d8ca371777 100644
--- a/lib/child_process.js
+++ b/lib/child_process.js
@@ -1,6 +1,7 @@
 'use strict';
 
 const util = require('util');
+const internalUtil = require('internal/util');
 const debug = util.debuglog('child_process');
 const constants = require('constants');
 
@@ -269,11 +270,12 @@ exports.execFile = function(file /* args, options, callback */) {
   return child;
 };
 
-var _deprecatedCustomFds = util.deprecate(function(options) {
+var _deprecatedCustomFds = internalUtil.deprecate(function(options) {
   options.stdio = options.customFds.map(function(fd) {
     return fd === -1 ? 'pipe' : fd;
   });
-}, 'child_process: customFds option is deprecated, use stdio instead.');
+}, 'child_process: options.customFds option is deprecated. ' +
+   'Use options.stdio instead.');
 
 function _convertCustomFds(options) {
   if (options && options.customFds && !options.stdio) {