diff --git a/core/apps/accounts/serializers/auth.py b/core/apps/accounts/serializers/auth.py
index e4e5d92..55928f0 100644
--- a/core/apps/accounts/serializers/auth.py
+++ b/core/apps/accounts/serializers/auth.py
@@ -51,7 +51,7 @@ class ConfirmUserSerializer(serializers.Serializer):
         phone = data['phone']
         code = data['code']
         confirmation = VerificationCode.objects.filter(code=code, phone=phone).first()
-        if confirmation.is_verify:
+        if confirmation and confirmation.is_verify:
             raise serializers.ValidationError("Code is verified")
         if confirmation.is_expired or confirmation.expiration_time < timezone.now().time():
             raise serializers.ValidationError("Code is expired")
diff --git a/core/services/sms_via_bot.py b/core/services/sms_via_bot.py
index e683d3e..259f5c4 100644
--- a/core/services/sms_via_bot.py
+++ b/core/services/sms_via_bot.py
@@ -5,7 +5,7 @@ from config.env import env
 def send_sms_code(code, type, phone):
     url = f'https://api.telegram.org/bot{env.str('BOT_TOKEN')}/sendMessage'
     payload = {
-        'chat_id': '-4982277828',
+        'chat_id': '-1003156599780',
         'text': f'Sizning tasdiqlash kodingiz: {code}, \n Type: {type} \n Telefon raqam: {phone}',
         'parse_mode': 'HTML', 
     }