diff --git a/p13-springboot-muti-jpa/pom.xml b/p13-springboot-muti-jpa/pom.xml
index 3e71d87..2d89468 100644
--- a/p13-springboot-muti-jpa/pom.xml
+++ b/p13-springboot-muti-jpa/pom.xml
@@ -55,7 +55,7 @@
         <dependency>
             <groupId>com.thoughtworks.xstream</groupId>
             <artifactId>xstream</artifactId>
-            <version>1.4.11.1</version>
+            <version>1.4.18</version>
         </dependency>
 
         <!--mysql连接-->