diff --git a/src/gui/painting/qwindowsurface.cpp b/src/gui/painting/qwindowsurface.cpp
index eea3e60514..fe97d4a2f2 100644
--- a/src/gui/painting/qwindowsurface.cpp
+++ b/src/gui/painting/qwindowsurface.cpp
@@ -42,7 +42,6 @@
 #include <private/qwindowsurface_p.h>
 #include <qwindow_qpa.h>
 #include <private/qwindow_qpa_p.h>
-#include <private/qbackingstore_p.h>
 #include <private/qapplication_p.h>
 
 QT_BEGIN_NAMESPACE