diff --git a/src/components/auth/actions.js b/src/components/auth/actions.js
index a6433cd..d6f2ef4 100644
--- a/src/components/auth/actions.js
+++ b/src/components/auth/actions.js
@@ -71,13 +71,15 @@ export function register({
     username = '',
     password = '',
     rePassword = '',
+    captcha = '',
     rulesAgreement = false
 }) {
     return wrapInLoader((dispatch, getState) =>
         signup.register({
             email, username,
             password, rePassword,
-            rulesAgreement, lang: getState().user.lang
+            rulesAgreement, lang: getState().user.lang,
+            captcha
         })
         .then(() => {
             dispatch(updateUser({
diff --git a/src/components/auth/register/RegisterBody.jsx b/src/components/auth/register/RegisterBody.jsx
index b6ca2c8..4c5a251 100644
--- a/src/components/auth/register/RegisterBody.jsx
+++ b/src/components/auth/register/RegisterBody.jsx
@@ -3,7 +3,7 @@ import React from 'react';
 import { FormattedMessage as Message } from 'react-intl';
 import { Link } from 'react-router';
 
-import { Input, Checkbox } from 'components/ui/form';
+import { Input, Checkbox, Captcha } from 'components/ui/form';
 import BaseAuthBody from 'components/auth/BaseAuthBody';
 import passwordMessages from 'components/auth/password/Password.intl.json';
 
@@ -54,6 +54,8 @@ export default class RegisterBody extends BaseAuthBody {
                     placeholder={messages.repeatPassword}
                 />
 
+                <Captcha {...this.bindField('captcha')} />
+
                 <Checkbox {...this.bindField('rulesAgreement')}
                     color="blue"
                     required
diff --git a/src/services/api/signup.js b/src/services/api/signup.js
index 4c4c5dd..7a521bf 100644
--- a/src/services/api/signup.js
+++ b/src/services/api/signup.js
@@ -7,11 +7,12 @@ export default {
         password = '',
         rePassword = '',
         rulesAgreement = false,
-        lang = ''
+        lang = '',
+        captcha = ''
     }) {
         return request.post(
             '/api/signup',
-            {email, username, password, rePassword, rulesAgreement, lang}
+            {email, username, password, rePassword, rulesAgreement, lang, captcha}
         );
     },