diff --git a/api/controllers/AuthenticationController.php b/api/controllers/AuthenticationController.php
index f6f5240..5d0ba23 100644
--- a/api/controllers/AuthenticationController.php
+++ b/api/controllers/AuthenticationController.php
@@ -36,10 +36,16 @@ class AuthenticationController extends Controller {
         $model = new LoginForm();
         $model->load(Yii::$app->request->post());
         if (($jwt = $model->login()) === false) {
-            return [
+            $data = [
                 'success' => false,
                 'errors' => $this->normalizeModelErrors($model->getErrors()),
             ];
+
+            if (ArrayHelper::getValue($data['errors'], 'login') === 'error.account_not_activated') {
+                $data['data']['email'] = $model->getAccount()->email;
+            }
+
+            return $data;
         }
 
         return [
diff --git a/api/models/LoginForm.php b/api/models/LoginForm.php
index 3f9db42..a123560 100644
--- a/api/models/LoginForm.php
+++ b/api/models/LoginForm.php
@@ -68,7 +68,7 @@ class LoginForm extends BaseApiForm {
     /**
      * @return Account|null
      */
-    protected function getAccount() {
+    public function getAccount() {
         if ($this->_account === NULL) {
             $attribute = strpos($this->login, '@') ? 'email' : 'username';
             $this->_account = Account::findOne([$attribute => $this->login]);
diff --git a/tests/codeception/api/functional/LoginCest.php b/tests/codeception/api/functional/LoginCest.php
index adff510..73c6eb8 100644
--- a/tests/codeception/api/functional/LoginCest.php
+++ b/tests/codeception/api/functional/LoginCest.php
@@ -43,6 +43,7 @@ class LoginCest {
                 'login' => 'error.account_not_activated',
             ],
         ]);
+        $I->canSeeResponseJsonMatchesJsonPath('$.data.email');
 
         $I->wantTo('don\'t see errors on login field if username is correct and exists in database');
         $route->login('Admin');