diff --git a/omtd-registry-rest/pom.xml b/omtd-registry-rest/pom.xml
index e426975..5f67eee 100644
--- a/omtd-registry-rest/pom.xml
+++ b/omtd-registry-rest/pom.xml
@@ -73,7 +73,7 @@
         <dependency>
             <groupId>org.elasticsearch</groupId>
             <artifactId>elasticsearch</artifactId>
-            <version>5.6.0</version>
+            <version>6.8.17</version>
         </dependency>
         <dependency>
             <groupId>javax.servlet</groupId>