diff --git a/elasticsearch/pom.xml b/elasticsearch/pom.xml
index c7c0a590..6d63db0d 100644
--- a/elasticsearch/pom.xml
+++ b/elasticsearch/pom.xml
@@ -53,7 +53,7 @@ LICENSE file.
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
     </dependencies>