diff --git a/libcorpus2/io/xmlreader.h b/libcorpus2/io/xmlreader.h
index 4517e511c6881969d8d7d21305c67e158190e317..8ba020187df132a065a1f8192e9cc697b664b2d9 100644
--- a/libcorpus2/io/xmlreader.h
+++ b/libcorpus2/io/xmlreader.h
@@ -27,6 +27,9 @@ or FITNESS FOR A PARTICULAR PURPOSE.
 
 namespace Corpus2 {
 
+/**
+  * Helper class for reading xml, xces like
+  */
 class XmlReader : public BasicSaxParser
 {
 public: