diff --git a/pom.xml b/pom.xml
index 039376b..0b91537 100644
--- a/pom.xml
+++ b/pom.xml
@@ -140,7 +140,7 @@
         <dependency>
             <groupId>com.thoughtworks.xstream</groupId>
             <artifactId>xstream</artifactId>
-            <version>1.4.16</version>
+            <version>1.4.18</version>
             <type>jar</type>
             <scope>provided</scope>
         </dependency>