diff --git a/example/letsencrypt.js b/example/letsencrypt.js
index b187808..5681837 100644
--- a/example/letsencrypt.js
+++ b/example/letsencrypt.js
@@ -6,7 +6,7 @@
 'use strict';
 
 //var LeCore = require('letiny-core');
-var LeCore = require('../');
+var LeCore = require('../').ACME.create();
 
 var email = process.argv[2] || 'user@example.com';    // CHANGE TO YOUR EMAIL
 var domains = [process.argv[3] || 'example.com'];     // CHANGE TO YOUR DOMAIN
@@ -17,8 +17,8 @@ var certStore = require('./cert-store');
 var serve = require('./serve');
 var closer;
 
-var accountPrivateKeyPem = null;
-var domainPrivateKeyPem = null;
+var accountKeypair = null;
+var domainKeypair = null;
 var acmeUrls = null;
 
 
@@ -44,14 +44,14 @@ function init() {
 
 function getPrivateKeys(cb) {
     console.log('Generating Account Keypair');
-    console.log("(Note: if you're using forge and not ursa, this will take a long time");
-    LeCore.leCrypto.generateRsaKeypair(2048, 65537, function (err, pems) {
+    const RSA = require('rsa-compat').RSA;
+    RSA.generateKeypair(2048, 65537, {}, function (err, pems) {
 
-        accountPrivateKeyPem = pems.privateKeyPem;
+        accountKeypair = pems;
         console.log('Generating Domain Keypair');
-        LeCore.leCrypto.generateRsaKeypair(2048, 65537, function (err, pems) {
+        RSA.generateKeypair(2048, 65537, {}, function (err, pems2) {
 
-            domainPrivateKeyPem = pems.privateKeyPem;
+            domainKeypair = pems2;
             cb();
         });
     });
@@ -62,7 +62,7 @@ function runDemo() {
     LeCore.registerNewAccount(
         { newRegUrl: acmeUrls.newReg
         , email: email
-        , accountPrivateKeyPem: accountPrivateKeyPem
+        , accountKeypair: accountKeypair
         , agreeToTerms: function (tosUrl, done) {
 
               // agree to the exact version of these terms
@@ -82,8 +82,8 @@ function runDemo() {
                 { newAuthzUrl: acmeUrls.newAuthz
                 , newCertUrl: acmeUrls.newCert
 
-                , domainPrivateKeyPem: domainPrivateKeyPem
-                , accountPrivateKeyPem: accountPrivateKeyPem
+                , domainKeypair: domainKeypair
+                , accountKeypair: accountKeypair
                 , domains: domains
 
                 , setChallenge: challengeStore.set
@@ -112,7 +112,7 @@ function runDemo() {
 closer = serve.init({
   LeCore: LeCore
   // needs a default key and cert chain, anything will do
-, httpsOptions: require('localhost.daplie.com-certificates')
+, httpsOptions: {}
 , challengeStore: challengeStore
 , certStore: certStore 
 });
diff --git a/package.json b/package.json
index 3bfc34f..aa0467f 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "test": "test"
   },
   "scripts": {
-    "test": "node example/letsencrypt.js"
+    "test": "sudo node example/letsencrypt.js"
   },
   "repository": {
     "type": "git",