--- /dev/null
+Add missing includes required for Qt 5 build to succeed.
+
+Author: David Carne <davidcarne@gmail.com>
+Gentoo-bug: 587948
+
+--- a/src/libkst/editablematrix.cpp
++++ b/src/libkst/editablematrix.cpp
+@@ -19,6 +19,7 @@
+ #include "debug.h"
+ #include <qbytearray.h>
+ #include <QXmlStreamWriter>
++#include <QDataStream>
+
+ namespace Kst {
+
+--- a/src/libkst/editablevector.cpp
++++ b/src/libkst/editablevector.cpp
+@@ -18,6 +18,7 @@
+ // Create QDataStream into a QByteArray
+ // qCompress the bytearray
+ #include <QXmlStreamWriter>
++#include <QDataStream>
+
+ #include "debug.h"
+ namespace Kst {