diff --git a/whois/web/checkWhois.php b/whois/web/checkWhois.php
index 5f47ed9..7235fc6 100644
--- a/whois/web/checkWhois.php
+++ b/whois/web/checkWhois.php
@@ -1,4 +1,7 @@
 <?php
+require 'vendor/autoload.php';
+
+use Gregwar\Captcha\PhraseBuilder;
 session_start();
 
 if ($_SERVER['REQUEST_METHOD'] === 'POST') {
@@ -7,7 +10,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
         exit;
     }
 
-    if ($_POST['captcha'] !== $_SESSION['captcha']) {
+    if (PhraseBuilder::comparePhrases($_SESSION['captcha'], $_POST['captcha'])) {
         echo json_encode(['error' => 'Incorrect Captcha.']);
         exit;
     }
diff --git a/whois/web/index.php b/whois/web/index.php
index 3faed9a..eb3b276 100644
--- a/whois/web/index.php
+++ b/whois/web/index.php
@@ -3,10 +3,9 @@ require 'vendor/autoload.php';
 
 use Gregwar\Captcha\CaptchaBuilder;
 
-session_start();
-
-$builder = new CaptchaBuilder;
+$builder = new CaptchaBuilder();
 $builder->build();
+session_start();
 $_SESSION['captcha'] = $builder->getPhrase();
 ?>
 <!DOCTYPE html>
