diff --git a/BRMSExample/pom.xml b/BRMSExample/pom.xml
index 71cae11..9ff8d6f 100644
--- a/BRMSExample/pom.xml
+++ b/BRMSExample/pom.xml
@@ -62,7 +62,7 @@
     <dependency>
       <groupId>com.thoughtworks.xstream</groupId>
       <artifactId>xstream</artifactId>
-      <version>1.3.1</version>
+      <version>1.4.18</version>
     </dependency>
 
     <!-- required if you compile drl -->