diff --git a/gsuid_core/bot.py b/gsuid_core/bot.py
index 4b7d6ff..386dd36 100644
--- a/gsuid_core/bot.py
+++ b/gsuid_core/bot.py
@@ -123,7 +123,7 @@ class Bot:
 
             _reply = await convert_message(reply)
 
-            if self.ev.real_bot_id in ['qqguild', 'qqgroup']:
+            if self.ev.real_bot_id in ['qqgroup']:
                 _reply_str = await to_markdown(_reply)
                 _buttons: List[Button] = []
                 for option in option_list:
diff --git a/gsuid_core/segment.py b/gsuid_core/segment.py
index 14685ed..695812d 100644
--- a/gsuid_core/segment.py
+++ b/gsuid_core/segment.py
@@ -2,7 +2,7 @@ import uuid
 import random
 from io import BytesIO
 from pathlib import Path
-from base64 import b64encode
+from base64 import b64decode, b64encode
 from typing import List, Tuple, Union, Literal, Optional
 
 import msgspec
@@ -152,7 +152,7 @@ async def convert_message(
         message = [message]
     elif isinstance(message, str):
         if message.startswith('base64://'):
-            img = Image.open(message)
+            img = Image.open(BytesIO(b64decode(message[9:])))
             message = [
                 MessageSegment.image(message),
                 MessageSegment.image_size(img.size),