diff --git a/mod/schematron/src/main/com/thaiopensource/validate/schematron/NewSaxonSchemaReaderFactory.java b/mod/schematron/src/main/com/thaiopensource/validate/schematron/NewSaxonSchemaReaderFactory.java
index 64024fb3f..b057c5f4b 100644
--- a/mod/schematron/src/main/com/thaiopensource/validate/schematron/NewSaxonSchemaReaderFactory.java
+++ b/mod/schematron/src/main/com/thaiopensource/validate/schematron/NewSaxonSchemaReaderFactory.java
@@ -19,5 +19,6 @@ public void initTransformerFactory(TransformerFactory factory) {
     }
     factory.setAttribute(FeatureKeys.LINE_NUMBERING, Boolean.TRUE);
     factory.setAttribute(FeatureKeys.VERSION_WARNING, Boolean.FALSE);
+    factory.setErrorListener(new SilencingErrorListener());
   }
 }
diff --git a/mod/schematron/src/main/com/thaiopensource/validate/schematron/SilencingErrorListener.java b/mod/schematron/src/main/com/thaiopensource/validate/schematron/SilencingErrorListener.java
new file mode 100644
index 000000000..08d8f3366
--- /dev/null
+++ b/mod/schematron/src/main/com/thaiopensource/validate/schematron/SilencingErrorListener.java
@@ -0,0 +1,20 @@
+package com.thaiopensource.validate.schematron;
+
+import net.sf.saxon.lib.StandardErrorListener;
+import net.sf.saxon.trans.XPathException;
+
+import javax.xml.transform.TransformerException;
+
+public class SilencingErrorListener extends StandardErrorListener {
+  @Override
+  public void warning(TransformerException exception)
+      throws TransformerException {
+    if (exception instanceof XPathException) {
+        XPathException xe = (XPathException) exception;
+        if ("SXWN9000".equals(xe.getErrorCodeLocalPart())) {
+            return;
+        }
+    }
+    super.warning(exception);
+  }
+}