diff --git a/src/gui/kernel/qguiapplication_p.h b/src/gui/kernel/qguiapplication_p.h
index 72a3fc78d0..3b30c14dbe 100644
--- a/src/gui/kernel/qguiapplication_p.h
+++ b/src/gui/kernel/qguiapplication_p.h
@@ -364,6 +364,8 @@ struct Q_GUI_EXPORT QWindowsApplication
     virtual WindowActivationBehavior windowActivationBehavior() const = 0;
     virtual void setWindowActivationBehavior(WindowActivationBehavior behavior) = 0;
 
+    virtual void setHasBorderInFullScreenDefault(bool border) = 0;
+
     virtual bool isTabletMode() const = 0;
 
     virtual bool isWinTabEnabled() const = 0;
diff --git a/src/plugins/platforms/windows/qwindowsapplication.cpp b/src/plugins/platforms/windows/qwindowsapplication.cpp
index ce52cc817e..fb344b96b2 100644
--- a/src/plugins/platforms/windows/qwindowsapplication.cpp
+++ b/src/plugins/platforms/windows/qwindowsapplication.cpp
@@ -7,6 +7,7 @@
 #include "qwindowsmime.h"
 #include "qwin10helpers.h"
 #include "qwindowsopengltester.h"
+#include "qwindowswindow.h"
 
 #include <QtCore/QVariant>
 
@@ -36,6 +37,11 @@ void QWindowsApplication::setWindowActivationBehavior(WindowActivationBehavior b
     m_windowActivationBehavior = behavior;
 }
 
+void QWindowsApplication::setHasBorderInFullScreenDefault(bool border)
+{
+    QWindowsWindow::setHasBorderInFullScreenDefault(border);
+}
+
 bool QWindowsApplication::isTabletMode() const
 {
 #if QT_CONFIG(clipboard)
diff --git a/src/plugins/platforms/windows/qwindowsapplication.h b/src/plugins/platforms/windows/qwindowsapplication.h
index fc6d8b5b76..167db0d46b 100644
--- a/src/plugins/platforms/windows/qwindowsapplication.h
+++ b/src/plugins/platforms/windows/qwindowsapplication.h
@@ -17,6 +17,8 @@ public:
     WindowActivationBehavior windowActivationBehavior() const override;
     void setWindowActivationBehavior(WindowActivationBehavior behavior) override;
 
+    void setHasBorderInFullScreenDefault(bool border) override;
+
     bool isTabletMode() const override;
 
     bool isWinTabEnabled() const override;