diff --git a/core/src/main/java/hudson/XmlFile.java b/core/src/main/java/hudson/XmlFile.java
index b42b76124d..168003a27c 100644
--- a/core/src/main/java/hudson/XmlFile.java
+++ b/core/src/main/java/hudson/XmlFile.java
@@ -121,6 +121,10 @@ public final class XmlFile {
         return file;
     }
 
+    public XStream getXStream() {
+        return xs;
+    }
+
     /**
      * Loads the contents of this file into a new object.
      */