diff --git a/validator/pom.xml b/validator/pom.xml
index 48fd0092..6f291e01 100644
--- a/validator/pom.xml
+++ b/validator/pom.xml
@@ -40,7 +40,7 @@
         <dependency>
             <groupId>org.dom4j</groupId>
             <artifactId>dom4j</artifactId>
-            <version>2.1.1</version>
+            <version>2.1.3</version>
         </dependency>
         <!-- for ph-schematron -->
         <dependency>