diff --git a/template-classification/pom.xml b/template-classification/pom.xml
index a4625d4..91a1213 100644
--- a/template-classification/pom.xml
+++ b/template-classification/pom.xml
@@ -211,7 +211,7 @@
             <dependency>
                 <groupId>org.elasticsearch</groupId>
                 <artifactId>elasticsearch</artifactId>
-                <version>6.6.1</version>
+                <version>6.8.17</version>
             </dependency>
         </dependencies>
     </dependencyManagement>