diff --git a/channel/wechat/wechat_channel.py b/channel/wechat/wechat_channel.py
index f2c465d..7c52989 100644
--- a/channel/wechat/wechat_channel.py
+++ b/channel/wechat/wechat_channel.py
@@ -20,6 +20,7 @@ from common.expired_dict import ExpiredDict
 from common.log import logger
 from common.singleton import singleton
 from common.time_check import time_checker
+from common.utils import convert_webp_to_png
 from config import conf, get_appdata_dir
 from lib import itchat
 from lib.itchat.content import *
@@ -228,9 +229,9 @@ class WechatChannel(ChatChannel):
                 image_storage.write(block)
             logger.info(f"[WX] download image success, size={size}, img_url={img_url}")
             image_storage.seek(0)
-            if img_url.endswith(".webp"):
+            if ".webp" in img_url:
                 try:
-                    image_storage = _convert_webp_to_png(image_storage)
+                    image_storage = convert_webp_to_png(image_storage)
                 except Exception as e:
                     logger.error(f"Failed to convert image: {e}")
                     return
@@ -289,16 +290,3 @@ def _send_qr_code(qrcode_list: list):
     except Exception as e:
         pass
 
-
-def _convert_webp_to_png(webp_image):
-        from PIL import Image
-        try:
-            webp_image.seek(0)
-            img = Image.open(webp_image).convert("RGBA")
-            png_image = io.BytesIO()
-            img.save(png_image, format="PNG")
-            png_image.seek(0)
-            return png_image
-        except Exception as e:
-            logger.error(f"Failed to convert WEBP to PNG: {e}")
-            raise
diff --git a/channel/wechatcom/wechatcomapp_channel.py b/channel/wechatcom/wechatcomapp_channel.py
index e403850..f692802 100644
--- a/channel/wechatcom/wechatcomapp_channel.py
+++ b/channel/wechatcom/wechatcomapp_channel.py
@@ -17,7 +17,7 @@ from channel.wechatcom.wechatcomapp_client import WechatComAppClient
 from channel.wechatcom.wechatcomapp_message import WechatComAppMessage
 from common.log import logger
 from common.singleton import singleton
-from common.utils import compress_imgfile, fsize, split_string_by_utf8_length
+from common.utils import compress_imgfile, fsize, split_string_by_utf8_length, convert_webp_to_png
 from config import conf, subscribe_msg
 from voice.audio_convert import any_to_amr, split_audio
 
@@ -99,6 +99,12 @@ class WechatComAppChannel(ChatChannel):
                 image_storage = compress_imgfile(image_storage, 10 * 1024 * 1024 - 1)
                 logger.info("[wechatcom] image compressed, sz={}".format(fsize(image_storage)))
             image_storage.seek(0)
+            if ".webp" in img_url:
+                try:
+                    image_storage = convert_webp_to_png(image_storage)
+                except Exception as e:
+                    logger.error(f"Failed to convert image: {e}")
+                    return
             try:
                 response = self.client.media.upload("image", image_storage)
                 logger.debug("[wechatcom] upload image response: {}".format(response))
diff --git a/common/utils.py b/common/utils.py
index dd69c9d..2349898 100644
--- a/common/utils.py
+++ b/common/utils.py
@@ -2,7 +2,7 @@ import io
 import os
 from urllib.parse import urlparse
 from PIL import Image
-
+from common.log import logger
 
 def fsize(file):
     if isinstance(file, io.BytesIO):
@@ -54,3 +54,17 @@ def split_string_by_utf8_length(string, max_length, max_split=0):
 def get_path_suffix(path):
     path = urlparse(path).path
     return os.path.splitext(path)[-1].lstrip('.')
+
+
+def convert_webp_to_png(webp_image):
+    from PIL import Image
+    try:
+        webp_image.seek(0)
+        img = Image.open(webp_image).convert("RGBA")
+        png_image = io.BytesIO()
+        img.save(png_image, format="PNG")
+        png_image.seek(0)
+        return png_image
+    except Exception as e:
+        logger.error(f"Failed to convert WEBP to PNG: {e}")
+        raise