diff --git a/class/core/site_api.py b/class/core/site_api.py
index 28ed60ca7..2e186c0bc 100755
--- a/class/core/site_api.py
+++ b/class/core/site_api.py
@@ -551,6 +551,9 @@ class site_api:
             mw.execShell('rm -rf ' + ssl_lets_dir)
         elif ssl_type == 'acme':
             ssl_acme_dir = mw.getAcmeDir() + '/' + site_name
+            ssl_acme_ecc = ssl_acme_dir + '_ecc'
+            if os.path.exists(ssl_acme_ecc):
+                ssl_acme_dir = ssl_acme_ecc
             csr_acme_path = ssl_acme_dir + '/fullchain.cer'  # 生成证书路径
             if mw.md5(mw.readFile(csr_acme_path)) == mw.md5(mw.readFile(csr_path)):
                 return mw.returnJson(False, '使用中,先关闭再删除')