diff --git a/com.vht.openvxml.framework/com.vht.openvxml.framework.plugins/org.eclipse.vtp.framework.webservices/src/main/java/org/eclipse/vtp/framework/webservices/actions/WebServiceCallAction.java b/com.vht.openvxml.framework/com.vht.openvxml.framework.plugins/org.eclipse.vtp.framework.webservices/src/main/java/org/eclipse/vtp/framework/webservices/actions/WebServiceCallAction.java
index 6e42bd35..89bd3515 100644
--- a/com.vht.openvxml.framework/com.vht.openvxml.framework.plugins/org.eclipse.vtp.framework.webservices/src/main/java/org/eclipse/vtp/framework/webservices/actions/WebServiceCallAction.java
+++ b/com.vht.openvxml.framework/com.vht.openvxml.framework.plugins/org.eclipse.vtp.framework.webservices/src/main/java/org/eclipse/vtp/framework/webservices/actions/WebServiceCallAction.java
@@ -23,6 +23,7 @@
 import java.util.Hashtable;
 import java.util.List;
 
+import javax.xml.XMLConstants;
 import javax.xml.parsers.DocumentBuilder;
 import javax.xml.parsers.DocumentBuilderFactory;
 import javax.xml.transform.Transformer;
@@ -160,6 +161,9 @@ public IActionResult execute() {
 					factory.setFeature("http://xml.org/sax/features/external-general-entities", false);
 					factory.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
 					factory.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
+					factory.setFeature(XMLConstants.ACCESS_EXTERNAL_DTD, false);
+					factory.setFeature(XMLConstants.ACCESS_EXTERNAL_SCHEMA, false);
+					factory.setFeature(XMLConstants.ACCESS_EXTERNAL_STYLESHEET, false);
 					factory.setXIncludeAware(false);
 					factory.setExpandEntityReferences(false);
 					DocumentBuilder builder = factory.newDocumentBuilder();