diff --git a/libgrive/src/xml/TreeBuilder.cc b/libgrive/src/xml/TreeBuilder.cc
index c1ad385..9d57501 100644
--- a/libgrive/src/xml/TreeBuilder.cc
+++ b/libgrive/src/xml/TreeBuilder.cc
@@ -21,6 +21,7 @@
 
 #include "Error.hh"
 #include "Node.hh"
+#include "util/log/Log.hh"
 
 #include <expat.h>
 
@@ -72,8 +73,10 @@ void TreeBuilder::ParseData( const char *data, std::size_t count, bool last )
 {
 	is_new = false ;
 
-	if ( ::XML_Parse( m_impl->psr, data, count, last ) == 0 )
+	if ( ::XML_Parse( m_impl->psr, data, count, last ) == 0 ) {
+		Log("Error parsing XML: %1%", data, log::error);
 		BOOST_THROW_EXCEPTION( Error() << ExpatApiError("XML_Parse") );
+	}
 }
 
 Node TreeBuilder::Parse( const std::string& xml )