diff --git a/es-demo/pom.xml b/es-demo/pom.xml
index 1186788..732e420 100644
--- a/es-demo/pom.xml
+++ b/es-demo/pom.xml
@@ -36,7 +36,7 @@
         <dependency>
             <groupId>org.elasticsearch</groupId>
             <artifactId>elasticsearch</artifactId>
-            <version>6.6.0</version>
+            <version>6.8.13</version>
         </dependency>
     </dependencies>