diff --git a/pom.xml b/pom.xml
index 1abf287..0cc4358 100644
--- a/pom.xml
+++ b/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.elasticsearch.client</groupId>
             <artifactId>elasticsearch-rest-client</artifactId>
-            <version>6.1.1</version>
+            <version>6.8.15</version>
         </dependency>
 
         <!-- ***********************************************************