diff --git a/lib/fs.js b/lib/fs.js
index 7cf96d88f18d98..d8ae0b09ba414e 100644
--- a/lib/fs.js
+++ b/lib/fs.js
@@ -1572,7 +1572,7 @@ fs.realpathSync = function realpathSync(p, options) {
     }
 
     var resolvedLink;
-    const maybeCachedResolved = cache && cache.get(base);
+    var maybeCachedResolved = cache && cache.get(base);
     if (maybeCachedResolved) {
       resolvedLink = maybeCachedResolved;
     } else {
@@ -1585,8 +1585,8 @@ fs.realpathSync = function realpathSync(p, options) {
 
       // read the link if it wasn't read before
       // dev/ino always return 0 on windows, so skip the check.
-      let linkTarget = null;
-      let id;
+      var linkTarget = null;
+      var id;
       if (!isWindows) {
         id = `${stat.dev.toString(32)}:${stat.ino.toString(32)}`;
         if (seenLinks.hasOwnProperty(id)) {
diff --git a/lib/module.js b/lib/module.js
index 2b1450aa26550e..f40a9aebb1592e 100644
--- a/lib/module.js
+++ b/lib/module.js
@@ -179,8 +179,8 @@ Module._findPath = function(request, paths, isMain) {
   }
 
   var exts;
-  const trailingSlash = request.length > 0 &&
-                        request.charCodeAt(request.length - 1) === 47/*/*/;
+  var trailingSlash = request.length > 0 &&
+                      request.charCodeAt(request.length - 1) === 47/*/*/;
 
   // For each path
   for (var i = 0; i < paths.length; i++) {
@@ -190,7 +190,7 @@ Module._findPath = function(request, paths, isMain) {
     var basePath = path.resolve(curPath, request);
     var filename;
 
-    const rc = stat(basePath);
+    var rc = stat(basePath);
     if (!trailingSlash) {
       if (rc === 0) {  // File.
         if (preserveSymlinks && !isMain) {