diff --git a/class/core/site_api.py b/class/core/site_api.py
index 89427f6c5..9a1b07f5c 100755
--- a/class/core/site_api.py
+++ b/class/core/site_api.py
@@ -731,7 +731,8 @@ class site_api:
             index = self.getLetsIndex(site_name)
             if index:
                 import cert_api
-                cert_api.cert_api().renewCert(index)
+                data = cert_api.cert_api().renewCert(index)
+                return data
             else:
                 return mw.returnJson(False, '无效操作')