1 files changed, 1 insertions, 0 deletions
diff --git a/src/gui/kernel/qguiapplication.h b/src/gui/kernel/qguiapplication.h
index d853bc1410..c374a05986 100644
--- a/src/gui/kernel/qguiapplication.h
+++ b/src/gui/kernel/qguiapplication.h
@@ -56,6 +56,7 @@ QT_BEGIN_NAMESPACE
 
 class QGuiApplicationPrivate;
 class QPlatformNativeInterface;
+class QPlatformIntegration;
 class QPalette;
 class QScreen;
 class QStyleHints;