diff --git a/src/lbc/model/ad.py b/src/lbc/model/ad.py
index c296ba6..f5e1032 100644
--- a/src/lbc/model/ad.py
+++ b/src/lbc/model/ad.py
@@ -1,8 +1,8 @@
-from .user import User
-
 from dataclasses import dataclass
 from typing import List, Any, Optional
 
+from .user import User
+
 @dataclass
 class Location:
     country_id: str
diff --git a/src/lbc/model/search.py b/src/lbc/model/search.py
index 938cab5..ee04401 100644
--- a/src/lbc/model/search.py
+++ b/src/lbc/model/search.py
@@ -1,8 +1,8 @@
-from .ad import Ad
-
 from dataclasses import dataclass
 from typing import List, Any
 
+from .ad import Ad
+
 @dataclass
 class Search:
     total: int
diff --git a/src/lbc/utils.py b/src/lbc/utils.py
index 4a58c5a..cc29da1 100644
--- a/src/lbc/utils.py
+++ b/src/lbc/utils.py
@@ -1,8 +1,8 @@
+from typing import Optional, Union, List
+
 from .model import Category, AdType, OwnerType, Sort, Region, Department, City
 from .exceptions import InvalidValue
 
-from typing import Optional, Union, List
-
 def build_search_payload_with_url(
     url: str,
     limit: int = 35,