diff --git a/DotCMIS/binding/atompub/atompub-parser.cs b/DotCMIS/binding/atompub/atompub-parser.cs
index 3da7cd9..f2d7d72 100644
--- a/DotCMIS/binding/atompub/atompub-parser.cs
+++ b/DotCMIS/binding/atompub/atompub-parser.cs
@@ -79,6 +79,8 @@
             XmlReaderSettings settings = new XmlReaderSettings();
             settings.IgnoreWhitespace = true;
             settings.IgnoreComments = true;
+            settings.ProhibitDtd = false;
+            settings.MaxCharactersFromEntities = 1024;
 
             try {
                 using (XmlReader reader = XmlReader.Create(stream, settings))