diff --git a/requirements.txt b/requirements.txt
index 8d9e82b..ed31306 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 django
-psycopg-binary
+psycopg
 requests
 python-dotenv
diff --git a/users/models.py b/users/models.py
index 0a690a6..797a21e 100644
--- a/users/models.py
+++ b/users/models.py
@@ -7,7 +7,7 @@ from .managers import CustomUserManager
 
 
 class User(AbstractBaseUser):
-    login = models.CharField(max_length=16, validators=[MinLengthValidator(4)], verbose_name="Логин", unique=True)
+    login = models.CharField(max_length=16, validators=[MinLengthValidator(3)], verbose_name="Логин", unique=True)
     password = models.CharField(verbose_name="Пароль", max_length=128)
     last_login = models.DateTimeField(verbose_name="Последний вход", blank=True, null=True)
     is_superuser = models.BooleanField(default=False, verbose_name="Администратор")