diff --git a/README.md b/README.md
index 57a2289..e5f50f1 100644
--- a/README.md
+++ b/README.md
@@ -25,10 +25,9 @@ app.post('/', function(req, res) {
   
   var privateKey = '1234567890abcdef'; // your private key here
   var ip = req.ip;
-  var challenge = req.body.recaptcha_challenge_field;
-  var response = req.body.recaptcha_response_field;
+  var response = req.body['g-recaptcha-response'];
       
-  simple_recaptcha(privateKey, ip, challenge, response, function(err) {
+  simple_recaptcha(privateKey, ip, response, function(err) {
     if (err) return res.send(err.message);
     res.send('verified');
   });
diff --git a/index.js b/index.js
index 1a9f96c..3c1952f 100644
--- a/index.js
+++ b/index.js
@@ -1,24 +1,22 @@
-var http = require('http');
+var https = require('https');
 
 var options = {
   host: 'www.google.com',
-  port: 80,
-  path: '/recaptcha/api/verify',
-  method: 'POST',
+  port: 443,
+  path: '/recaptcha/api/siteverify?',
+  method: 'GET',
   headers: {
     'Content-Type': 'application/x-www-form-urlencoded'
   }
 };
 
-module.exports = function(privateKey, remoteIP, challenge, response, cb) {
+module.exports = function(privateKey, remoteIP, response, cb) {
   var error = null;
   
   if (!privateKey) {
     error = 'Private key is required';
   } else if (!remoteIP) {
     error = 'Remote IP is required';
-  } else if (!challenge) {
-    error = 'Challenge is required';
   } else if (!response) {
     error = 'Response is required';
   }
@@ -26,8 +24,12 @@ module.exports = function(privateKey, remoteIP, challenge, response, cb) {
   if (error) {
     return cb(new Error(error));
   }
+
+  options.path = '/recaptcha/api/siteverify?secret=' + privateKey +
+              '&remoteip=' + remoteIP +
+              '&response=' + response;
   
-  var request = http.request(options, function(response) {
+  var request = https.request(options, function(response) {
     var body = '';
     
     response.on('error', function(err) {
@@ -39,9 +41,8 @@ module.exports = function(privateKey, remoteIP, challenge, response, cb) {
     });
     
     response.on('end', function() {
-      var success = body.split('\n')[0] === "true";
-      var error = body.split('\n')[1];
-      if (!success) return cb(new Error(error));
+      var data = JSON.parse( body );
+      if (!data.success) return cb(new Error(data['error-codes']));
       cb(null);
     });
     
@@ -51,13 +52,6 @@ module.exports = function(privateKey, remoteIP, challenge, response, cb) {
     return cb(new Error(err));
   });
   
-  var query = 'privatekey=' + privateKey + 
-              '&remoteip=' + remoteIP + 
-              '&challenge=' + challenge + 
-              '&response=' + response;
-              
-  request.write(query);
-  
   request.end();
   
-};
\ No newline at end of file
+};
diff --git a/package.json b/package.json
index ab9df3d..accea50 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "simple-recaptcha",
-  "version": "0.0.3",
+  "version": "1.0.0",
   "description": "Simple implementation of google's reCAPTCHA",
   "main": "index.js",
   "scripts": {
diff --git a/test/test.js b/test/test.js
index 66f40f7..6f31a89 100644
--- a/test/test.js
+++ b/test/test.js
@@ -5,31 +5,25 @@ var simple_recaptcha = require('../index');
 describe('simple_recaptcha', function() {
   
   it('should return an error when private key is empty', function() {
-    simple_recaptcha(null, '127.0.0.1', 'someChallenge', 'someResponse', function(err) {
+    simple_recaptcha(null, '127.0.0.1', 'someResponse', function(err) {
       err.message.should.equal('Private key is required');
     });
   });
   
   it('should return an error when remote IP is empty', function() {
-    simple_recaptcha('privKey', null, 'someChallenge', 'someResponse', function(err) {
+    simple_recaptcha('privKey', null, 'someResponse', function(err) {
       err.message.should.equal('Remote IP is required');
     });
   });
   
-  it('should return an error when challenge is empty', function() {
-    simple_recaptcha('privKey', '127.0.0.1', null, 'someResponse', function(err) {
-      err.message.should.equal('Challenge is required');
-    });
-  });
-  
   it('should return an error when response is empty', function() {
-    simple_recaptcha('privKey', '127.0.0.1', 'someChallenge', null, function(err) {
+    simple_recaptcha('privKey', '127.0.0.1', null, function(err) {
       err.message.should.equal('Response is required');
     });
   });
   
   it('should return an error when private key is wrong', function() {
-    simple_recaptcha('privKey', '127.0.0.1', 'someChallenge', 'someResponse', function(err) {
+    simple_recaptcha('privKey', '127.0.0.1', 'someResponse', function(err) {
       err.message.should.equal('invalid-site-private-key');
     });
   });