diff --git a/pom.xml b/pom.xml
index 79f767a..414fefd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -52,7 +52,7 @@
     <dependency>
         <groupId>org.elasticsearch</groupId>
 	       <artifactId>elasticsearch</artifactId>
-        <version>0.18.6</version>
+        <version>6.8.15</version>
     </dependency>
   </dependencies>