diff --git a/tgpy/handlers/__init__.py b/tgpy/handlers/__init__.py
index ce9c117..0dd7cf0 100644
--- a/tgpy/handlers/__init__.py
+++ b/tgpy/handlers/__init__.py
@@ -49,21 +49,20 @@ async def on_message_edited(event: events.MessageEdited.Event) -> None:
     message_data = message_design.parse_message(message)
     reactions_fix_result = reactions_fix.check_hash(message)
     try:
-        match reactions_fix_result:
-            case ReactionsFixResult.ignore:
-                return
-            case ReactionsFixResult.show_warning:
-                if message_data.is_tgpy_message:
-                    message = await message_design.edit_message(
-                        message, message_data.code, 'Edit message again to evaluate'
-                    )
-                else:
-                    message = await handle_message(message, only_show_warning=True)
-                return
-            case ReactionsFixResult.evaluate:
-                pass
-            case _:
-                raise ValueError(f'Bad reactions fix result: {reactions_fix_result}')
+        if reactions_fix_result == ReactionsFixResult.ignore:
+            return
+        elif reactions_fix_result == ReactionsFixResult.show_warning:
+            if message_data.is_tgpy_message:
+                message = await message_design.edit_message(
+                    message, message_data.code, 'Edit message again to evaluate'
+                )
+            else:
+                message = await handle_message(message, only_show_warning=True)
+            return
+        elif reactions_fix_result == ReactionsFixResult.evaluate:
+            pass
+        else:
+            raise ValueError(f'Bad reactions fix result: {reactions_fix_result}')
 
         if not message_data.is_tgpy_message:
             message = await handle_message(message)
diff --git a/tgpy/message_design.py b/tgpy/message_design.py
index 8db597d..85c5b8a 100644
--- a/tgpy/message_design.py
+++ b/tgpy/message_design.py
@@ -1,6 +1,7 @@
 import sys
 import traceback as tb
 from dataclasses import dataclass
+from typing import Optional
 
 from telethon.tl.custom import Message
 from telethon.tl.types import MessageEntityBold, MessageEntityCode, MessageEntityTextUrl
@@ -83,11 +84,11 @@ async def edit_message(
 @dataclass
 class MessageParseResult:
     is_tgpy_message: bool
-    code: str | None
-    result: str | None
+    code: Optional[str]
+    result: Optional[str]
 
 
-def get_title_entity(message: Message) -> MessageEntityTextUrl | None:
+def get_title_entity(message: Message) -> Optional[MessageEntityTextUrl]:
     for e in message.entities or []:
         if isinstance(e, MessageEntityTextUrl) and e.url == TITLE_URL:
             return e