diff --git a/pom.xml b/pom.xml
index a7ee8de..32c56c9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -93,7 +93,7 @@
     <dependency>
       <groupId>org.xmlresolver</groupId>
       <artifactId>xmlresolver</artifactId>
-      <version>2.1.1</version>
+      <version>5.2.0</version>
     </dependency>
     <dependency>
       <groupId>name.dmaus.schxslt</groupId>