diff --git a/src/core/globalshortcuts.cpp b/src/core/globalshortcuts.cpp
index ef0e7123f..0857b440a 100644
--- a/src/core/globalshortcuts.cpp
+++ b/src/core/globalshortcuts.cpp
@@ -24,6 +24,7 @@
 
 #include <QtDebug>
 #include <QAction>
+#include <QSignalMapper>
 
 #ifdef QT_DBUS_LIB
 #  include <QtDBus>