diff --git a/lib/node-adapters/fsapi-real.js b/lib/node-adapters/fsapi-real.js
index 998a5b1..1b600ed 100644
--- a/lib/node-adapters/fsapi-real.js
+++ b/lib/node-adapters/fsapi-real.js
@@ -1,5 +1,7 @@
 "use strict";
 
+var fs = require('fs').promises;
+
 function create(Desi, options) {
   var fsapi = Desi.fsapi;
   options.blogdir = options.blogdir || options.working_path;
@@ -33,7 +35,7 @@ function create(Desi, options) {
 
   fsapi.getCache = function () {
     return fs
-      .readFileAsync(options.blogdir, "/cache.json")
+      .readFile(options.blogdir, "/cache.json")
       .catch(function (/*e*/) {
         return {};
       })