diff --git a/pom.xml b/pom.xml
index 5776b2822e..e738fae695 100644
--- a/pom.xml
+++ b/pom.xml
@@ -576,7 +576,7 @@
             <dependency>
                 <groupId>com.thoughtworks.xstream</groupId>
                 <artifactId>xstream</artifactId>
-                <version>1.4.17</version>
+                <version>1.4.18</version>
             </dependency>
             <dependency>
                 <groupId>xpp3</groupId>