diff --git a/tests/Format/test_XML.html b/tests/Format/test_XML.html
index e22ffe6b81..aded57e4d6 100644
--- a/tests/Format/test_XML.html
+++ b/tests/Format/test_XML.html
@@ -77,7 +77,9 @@
         var doc = format.read(text);
         var out = format.write(doc);
         out = out.replace(/[\r\n]/g, '');
-        t.eq(text, out,
+        out = out.replace( /<\?.*\?>/, '')
+        var expected = text.replace(/<\?.*\?>/, '')
+        t.eq(expected, out,
              "correctly writes an XML DOM doc");
     }