diff --git a/pom.xml b/pom.xml
index 82cdded..3c96f25 100644
--- a/pom.xml
+++ b/pom.xml
@@ -120,7 +120,7 @@
     <dependency>
       <groupId>com.thoughtworks.xstream</groupId>
       <artifactId>xstream</artifactId>
-      <version>1.4.4</version>
+      <version>1.4.7</version>
     </dependency>
 
     <dependency>