diff --git a/lib/tmp.js b/lib/tmp.js
index 75373ab..707083e 100644
--- a/lib/tmp.js
+++ b/lib/tmp.js
@@ -13,9 +13,7 @@ const fs = require('fs');
 const os = require('os');
 const path = require('path');
 const crypto = require('crypto');
-const _c = fs.constants && os.constants ?
-  { fs: fs.constants, os: os.constants } :
-  process.binding('constants');
+const _c = { fs: fs.constants, os: os.constants };
 const rimraf = require('rimraf');
 
 /*