diff --git a/app/controllers/api/account.php b/app/controllers/api/account.php
index 198cb85085..3849c7fb4a 100644
--- a/app/controllers/api/account.php
+++ b/app/controllers/api/account.php
@@ -3582,7 +3582,7 @@ App::post('/v1/account/mfa/:type')
     ->label('sdk.response.model', Response::MODEL_MFA_TYPE)
     ->label('sdk.offline.model', '/account')
     ->label('sdk.offline.key', 'current')
-    ->param('type', null, new WhiteList([Type::TOTP]), 'Type of authenticator. Must be `' . TYPE::TOTP . '`')
+    ->param('type', null, new WhiteList([Type::TOTP]), 'Type of authenticator. Must be `' . Type::TOTP . '`')
     ->inject('requestTimestamp')
     ->inject('response')
     ->inject('project')
@@ -3766,7 +3766,7 @@ App::post('/v1/account/mfa/challenge')
     ->label('sdk.response.model', Response::MODEL_MFA_CHALLENGE)
     ->label('abuse-limit', 10)
     ->label('abuse-key', 'url:{url},token:{param-token}')
-    ->param('factor', '', new WhiteList([Type::EMAIL, Type::PHONE, Type::TOTP]), 'Factor used for verification. Must be one of following: `' . TYPE::EMAIL . '`, `' . TYPE::PHONE . '`, `' . TYPE::TOTP . '`.')
+    ->param('factor', '', new WhiteList([Type::EMAIL, Type::PHONE, Type::TOTP]), 'Factor used for verification. Must be one of following: `' . Type::EMAIL . '`, `' . Type::PHONE . '`, `' . Type::TOTP . '`.')
     ->inject('response')
     ->inject('dbForProject')
     ->inject('user')
diff --git a/src/Appwrite/Auth/MFA/Challenge/Phone.php b/src/Appwrite/Auth/MFA/Challenge/Phone.php
index 24010fc2ac..8304f97a9f 100644
--- a/src/Appwrite/Auth/MFA/Challenge/Phone.php
+++ b/src/Appwrite/Auth/MFA/Challenge/Phone.php
@@ -3,6 +3,7 @@
 namespace Appwrite\Auth\MFA\Challenge;
 
 use Appwrite\Auth\MFA\Challenge;
+use Appwrite\Auth\MFA\Type;
 use Utopia\Database\Document;
 
 class Phone extends Challenge