diff --git a/yuthon_wechat/models/wecom_api.py b/yuthon_wechat/models/wecom_api.py
index 9ba5e80dd..dcb6bad55 100644
--- a/yuthon_wechat/models/wecom_api.py
+++ b/yuthon_wechat/models/wecom_api.py
@@ -66,7 +66,7 @@ class WeComApi(models.Model):
         request_url = self.request_url
         # 替换ACCESS_TOKEN
         if "ACCESS_TOKEN" in request_url:
-            request_url = request_url.replace("ACCESS_TOKEN", access_token)
+            request_url = request_url.replace("ACCESS_TOKEN", access_token if access_token else "")
         # 拼接root组装url
         url = URL_ROOT + request_url
         # url = URL_ROOT + request_url + "&debug=1"