diff --git a/learn-ioc/pom.xml b/learn-ioc/pom.xml
index 6980cd1..2e87fbf 100644
--- a/learn-ioc/pom.xml
+++ b/learn-ioc/pom.xml
@@ -15,7 +15,7 @@
         <dependency>
             <groupId>org.dom4j</groupId>
             <artifactId>dom4j</artifactId>
-            <version>2.0.0</version>
+            <version>2.1.3</version>
         </dependency>
 
         <dependency>