also avoid XMLSchema.dtd
diff --git a/taverna-robundle/src/main/xsd/xenc-schema.xsd b/taverna-robundle/src/main/xsd/xenc-schema.xsd
index e906a7d..65b239e 100644
--- a/taverna-robundle/src/main/xsd/xenc-schema.xsd
+++ b/taverna-robundle/src/main/xsd/xenc-schema.xsd
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+./taverna-robundle/src/main/xsd/xenc-schema.xsd<?xml version="1.0" encoding="utf-8"?>
<!--
#
@@ -14,20 +14,8 @@
#
# 2018-12-07 This file has been modified for Apache Taverna to
# use a relative import of ./xmldsig-core-schema.xsd
-#
+# and to remove the http-based XMLSchema.dtd
-->
-
-<!DOCTYPE schema PUBLIC "-//W3C//DTD XMLSchema 200102//EN"
- "http://www.w3.org/2001/XMLSchema.dtd"
- [
- <!ATTLIST schema
- xmlns:xenc CDATA #FIXED 'http://www.w3.org/2001/04/xmlenc#'
- xmlns:ds CDATA #FIXED 'http://www.w3.org/2000/09/xmldsig#'>
- <!ENTITY xenc 'http://www.w3.org/2001/04/xmlenc#'>
- <!ENTITY % p ''>
- <!ENTITY % s ''>
- ]>
-
<schema xmlns='http://www.w3.org/2001/XMLSchema' version='1.0'
xmlns:xenc='http://www.w3.org/2001/04/xmlenc#'
xmlns:ds='http://www.w3.org/2000/09/xmldsig#'
