diff --git a/pkg/utils/image.py b/pkg/utils/image.py
index 6e499340..8f395c35 100644
--- a/pkg/utils/image.py
+++ b/pkg/utils/image.py
@@ -215,10 +215,6 @@ async def extract_b64_and_format(image_base64_data: str) -> typing.Tuple[str, st
     return base64_str, image_format
 
 
-async def get_slack_image_to_base64(pic_url:str,bot_token:str):
-    """
-    将Slack图片转换为base64
-    """
 
 async def get_slack_image_to_base64(pic_url:str, bot_token:str):
     headers = {"Authorization": f"Bearer {bot_token}"}