--- a/lib/plugins/signon-plugins-common/SignOn/blobiohandler.cpp	2014-08-25 10:33:29.000000000 -0400
+++ b/lib/plugins/signon-plugins-common/SignOn/blobiohandler.cpp	2015-07-09 11:25:07.686154044 -0400
@@ -26,6 +26,7 @@
 #include <QDBusArgument>
 #include <QBuffer>
 #include <QDebug>
+#include <QDataStream>
 
 #include "SignOn/signonplugincommon.h"