diff --git a/pom.xml b/pom.xml
index 2d18bc8..7254576 100644
--- a/pom.xml
+++ b/pom.xml
@@ -221,7 +221,7 @@
         <dependency>
             <groupId>com.thoughtworks.xstream</groupId>
             <artifactId>xstream</artifactId>
-            <version>1.4.18</version>
+            <version>1.4.19</version>
         </dependency>
         <dependency>
             <groupId>com.github.jedis-lock</groupId>