diff --git a/src/core/screensaver.cpp b/src/core/screensaver.cpp
index 65a70c7f9..d4a80a958 100644
--- a/src/core/screensaver.cpp
+++ b/src/core/screensaver.cpp
@@ -20,6 +20,8 @@
 
 #include "config.h"
 
+#include <QtGlobal>
+
 #ifdef HAVE_DBUS
 #  include <QDBusConnection>
 #  include <QDBusConnectionInterface>