diff --git a/inbox.graphql b/inbox.graphql
index 58f306f..c902aea 100644
--- a/inbox.graphql
+++ b/inbox.graphql
@@ -39,13 +39,13 @@ type ChatResult {
 type Mutation {
     # inbox
     createChat(title: String, members: [Int]!): ChatResult!
-    updateChat(chat: ChatInput!): ChatResult!
-    deleteChat(chatId: String!): ChatResult!
+    updateChat(chat_id: ChatInput!): ChatResult!
+    deleteChat(chat_id: String!): ChatResult!
 
-    createMessage(chat: String!, body: String!, replyTo: Int): ChatResult!
-    updateMessage(chatId: String!, id: Int!, body: String!): ChatResult!
-    deleteMessage(chatId: String!, id: Int!): ChatResult!
-    markAsRead(chatId: String!, ids: [Int]!): ChatResult!
+    createMessage(chat_id: String!, body: String!, reply_to: Int): ChatResult!
+    updateMessage(chat_id: String!, message_id: Int!, body: String!): ChatResult!
+    deleteMessage(chat_id: String!, message_id: Int!): ChatResult!
+    markAsRead(chat_id: String!, message_id: Int!): ChatResult!
 
 }
 
@@ -74,7 +74,7 @@ type Message {
     body: String!
     created_at: Int!
     id: Int!
-    replyTo: Int
+    reply_to: Int
     updated_at: Int
     seen: Boolean
 }
diff --git a/resolvers/messages.py b/resolvers/messages.py
index cc2d4b3..63e7b46 100644
--- a/resolvers/messages.py
+++ b/resolvers/messages.py
@@ -1,6 +1,5 @@
 import json
 from datetime import datetime, timezone
-from typing import List
 
 from services.auth import login_required
 from services.presence import notify_message
@@ -11,12 +10,12 @@ from validators.chat import Message
 
 @mutation.field("createMessage")
 @login_required
-async def create_message(_, info, chat: str, body: str, reply_to=None):
+async def create_message(_, info, chat_id: str, body: str, reply_to=None):
     """Создание сообщения с телом :body для чата :chat_id с возможным ответом на :reply_to"""
     author_id = info.context["author_id"]
 
     # Получение данных чата из Redis
-    chat_data = await redis.execute("GET", f"chats/{chat}")
+    chat_data = await redis.execute("GET", f"chats/{chat_id}")
     print(f"[resolvers.messages] debug chat data: {chat_data}")
 
     # Если данных чата нет, возвращаем ошибку
@@ -139,7 +138,7 @@ async def delete_message(_, info, chat_id: str, message_id: int):
 
 @mutation.field("markAsRead")
 @login_required
-async def mark_as_read(_, info, chat_id: str, messages: List[int]):
+async def mark_as_read(_, info, chat_id: str, message_id: int):
     author_id = info.context["author_id"]
 
     chat_str = await redis.execute("GET", f"chats/{chat_id}")
@@ -151,8 +150,7 @@ async def mark_as_read(_, info, chat_id: str, messages: List[int]):
     if author_id not in members:
         return {"error": "access denied"}
 
-    for message_id in messages:
-        await redis.execute("LREM", f"chats/{chat_id}/unread/{author_id}", 0, str(message_id))
+    await redis.execute("LREM", f"chats/{chat_id}/unread/{author_id}", 0, str(message_id))
 
     message_data = await redis.execute("GET", f"chats/{chat_id}/messages/{str(message_id)}")
     if not message_data: