killbill-memoizeit

diff --git a/catalog/src/main/java/com/ning/billing/catalog/io/XMLReader.java b/catalog/src/main/java/com/ning/billing/catalog/io/XMLReader.java
index d36f4c4..ba49350 100644
--- a/catalog/src/main/java/com/ning/billing/catalog/io/XMLReader.java
+++ b/catalog/src/main/java/com/ning/billing/catalog/io/XMLReader.java
@@ -44,6 +44,7 @@ public class XMLReader {
         if(o instanceof Catalog) {
             Catalog c = (Catalog)o;
             c.setCatalogURL(url.toString());
+            validate(c);
             return (Catalog) o;
         } else {
             return null;
@@ -55,6 +56,7 @@ public class XMLReader {
         if(o instanceof Catalog) {
             Catalog c = (Catalog)o;
             c.setCatalogURL("embedded catalog");
+            validate(c);
             return (Catalog) o;
         } else {
             return null;