diff --git a/maxapi/types/chats.py b/maxapi/types/chats.py
index aed9c8c..10e753d 100644
--- a/maxapi/types/chats.py
+++ b/maxapi/types/chats.py
@@ -1,4 +1,4 @@
-from pydantic import BaseModel, field_validator
+from pydantic import BaseModel, Field, field_validator
 from typing import Dict, List, Optional
 from datetime import datetime
 
@@ -96,7 +96,7 @@ class Chats(BaseModel):
         marker (Optional[int]): Маркер для пагинации. Может быть None.
     """
     
-    chats: List[Chat] = []
+    chats: List[Chat] = Field(default_factory=list)
     marker: Optional[int] = None
 
 
diff --git a/maxapi/types/message.py b/maxapi/types/message.py
index 5af4830..1db7513 100644
--- a/maxapi/types/message.py
+++ b/maxapi/types/message.py
@@ -103,7 +103,7 @@ class MessageBody(BaseModel):
                 Location
             ]
         ]
-    ] = []
+    ] = Field(default_factory=list)
 
     markup: Optional[
         List[
@@ -111,7 +111,7 @@ class MessageBody(BaseModel):
                 MarkupLink, MarkupElement
             ]
         ]
-    ] = []
+    ] = Field(default_factory=list)
 
 
 class MessageStat(BaseModel):
diff --git a/maxapi/types/updates/message_callback.py b/maxapi/types/updates/message_callback.py
index 14586eb..4448f45 100644
--- a/maxapi/types/updates/message_callback.py
+++ b/maxapi/types/updates/message_callback.py
@@ -1,6 +1,6 @@
 from typing import List, Optional, TYPE_CHECKING, Union
 
-from pydantic import BaseModel
+from pydantic import BaseModel, Field
 
 from .update import Update
 
@@ -52,7 +52,7 @@ class MessageForCallback(BaseModel):
                 Share
             ]
         ]
-    ] = []
+    ] = Field(default_factory=list)
     link: Optional[NewMessageLink] = None
     notify: Optional[bool] = True
     format: Optional[ParseMode] = None