diff --git a/src/plugins/imageformats/svg/qsvgiohandler.cpp b/src/plugins/imageformats/svg/qsvgiohandler.cpp
index 66fbd2bf6..865cb0867 100644
--- a/src/plugins/imageformats/svg/qsvgiohandler.cpp
+++ b/src/plugins/imageformats/svg/qsvgiohandler.cpp
@@ -152,7 +152,7 @@ bool QSvgIOHandler::loadDevice() const
     if (!loaded) {
         return false;
     }
-    m_defaultSize = QSize(m_renderer.viewBox().width(), m_renderer.viewBox().height());
+    m_defaultSize = m_renderer.viewBox().size();
     return true;
 }
 
diff --git a/src/plugins/imageformats/svg/qsvgiohandler.h b/src/plugins/imageformats/svg/qsvgiohandler.h
index 616eff26b..f2c178563 100644
--- a/src/plugins/imageformats/svg/qsvgiohandler.h
+++ b/src/plugins/imageformats/svg/qsvgiohandler.h
@@ -22,8 +22,7 @@
 #ifndef QSVGIOHANDLER_H
 #define QSVGIOHANDLER_H
 
-#include <QtGui/qimageiohandler.h>
-
+#include <QImageIOHandler>
 #include <QImage>
 #include <QIODevice>
 #include <QVariant>