diff --git a/app/Http/Admin/Services/Session.php b/app/Http/Admin/Services/Session.php
index 53978d19..232ca195 100644
--- a/app/Http/Admin/Services/Session.php
+++ b/app/Http/Admin/Services/Session.php
@@ -9,7 +9,6 @@ namespace App\Http\Admin\Services;
 
 use App\Services\Auth\Admin as AdminAuth;
 use App\Validators\Account as AccountValidator;
-use App\Validators\Captcha as CaptchaValidator;
 
 class Session extends Service
 {
@@ -34,18 +33,6 @@ class Session extends Service
 
         $validator->checkIfAllowLogin($user);
 
-        $captcha = $this->getSettings('captcha');
-
-        /**
-         * 验证码是一次性的，放到最后检查，减少第三方调用
-         */
-        if ($captcha['enabled'] == 1) {
-
-            $validator = new CaptchaValidator();
-
-            $validator->checkCode($post['captcha']['ticket'], $post['captcha']['rand']);
-        }
-
         $this->auth->saveAuthInfo($user);
 
         $this->eventsManager->fire('Account:afterLogin', $this, $user);