diff --git a/apps/authentication/backends/cert/driver_config_demo/cert_driver_config.yaml b/apps/authentication/backends/cert/example/driver_config_example.yaml
similarity index 99%
rename from apps/authentication/backends/cert/driver_config_demo/cert_driver_config.yaml
rename to apps/authentication/backends/cert/example/driver_config_example.yaml
index 001182e57..0fb1202c0 100644
--- a/apps/authentication/backends/cert/driver_config_demo/cert_driver_config.yaml
+++ b/apps/authentication/backends/cert/example/driver_config_example.yaml
@@ -6,7 +6,6 @@ cert:
   # 证书签发配置
   enroll:
     enabled: true
-    key_algo: SM2          # 签发密钥算法：SM2 或 RSA
     validity_days: 365     # 签发证书的有效期（天）
   pin:
     default: "88888888"