diff --git a/src/widgets/widgets/qtoolbar.cpp b/src/widgets/widgets/qtoolbar.cpp
index fcaafbc581..d1a0f5ea78 100644
--- a/src/widgets/widgets/qtoolbar.cpp
+++ b/src/widgets/widgets/qtoolbar.cpp
@@ -53,7 +53,6 @@
 #if QT_CONFIG(rubberband)
 #include <qrubberband.h>
 #endif
-#include <qsignalmapper.h>
 #include <qstylepainter.h>
 #include <qstyleoption.h>
 #include <qtoolbutton.h>
diff --git a/tests/manual/lance/widgets.h b/tests/manual/lance/widgets.h
index 46c55f4c16..09b2c3e667 100644
--- a/tests/manual/lance/widgets.h
+++ b/tests/manual/lance/widgets.h
@@ -43,7 +43,6 @@
 #include <QFileDialog>
 #include <QTextStream>
 #include <QPaintEngine>
-#include <QSignalMapper>
 #include <QAction>
 #include <QDebug>