diff --git a/cf-framework/cf-spring-boot-starter-elasticsearch/src/main/java/com/cf/imes/framework/es/config/ChenfengElasticsearchAutoConfiguration.java b/cf-framework/cf-spring-boot-starter-elasticsearch/src/main/java/com/cf/imes/framework/es/config/ChenfengElasticsearchAutoConfiguration.java
index b2ac94dcb..455804002 100644
--- a/cf-framework/cf-spring-boot-starter-elasticsearch/src/main/java/com/cf/imes/framework/es/config/ChenfengElasticsearchAutoConfiguration.java
+++ b/cf-framework/cf-spring-boot-starter-elasticsearch/src/main/java/com/cf/imes/framework/es/config/ChenfengElasticsearchAutoConfiguration.java
@@ -40,9 +40,7 @@ import java.security.KeyManagementException;
 import java.security.KeyStore;
 import java.security.KeyStoreException;
 import java.security.NoSuchAlgorithmException;
-import java.security.cert.Certificate;
 import java.security.cert.CertificateException;
-import java.security.cert.CertificateFactory;
 
 
 /**