diff --git a/springboot-elasticsearch/pom.xml b/springboot-elasticsearch/pom.xml
index 0a951a8..d39cd2c 100644
--- a/springboot-elasticsearch/pom.xml
+++ b/springboot-elasticsearch/pom.xml
@@ -38,7 +38,7 @@
         <dependency>
             <groupId>org.elasticsearch.client</groupId>
             <artifactId>elasticsearch-rest-client</artifactId>
-            <version>6.2.3</version>
+            <version>6.8.15</version>
         </dependency>
         <dependency>
             <groupId>org.elasticsearch.client</groupId>