diff --git a/src/gui/CMakeLists.txt b/src/gui/CMakeLists.txt
index 8ea68087cf9..b6f74369ae5 100644
--- a/src/gui/CMakeLists.txt
+++ b/src/gui/CMakeLists.txt
@@ -398,6 +398,12 @@ qt_internal_extend_target(Gui CONDITION APPLE
         ${FWImageIO}
 )
 
+qt_internal_extend_target(Gui CONDITION QNX
+    SOURCES
+        painting/qrasterbackingstore.cpp painting/qrasterbackingstore_p.h
+        painting/qrhibackingstore.cpp painting/qrhibackingstore_p.h
+)
+
 qt_internal_extend_target(Gui CONDITION QT_FEATURE_animation
     SOURCES
         animation/qguivariantanimation.cpp
diff --git a/src/plugins/platforms/qnx/qqnxintegration.cpp b/src/plugins/platforms/qnx/qqnxintegration.cpp
index 310d5d4c8ac..72121e94449 100644
--- a/src/plugins/platforms/qnx/qqnxintegration.cpp
+++ b/src/plugins/platforms/qnx/qqnxintegration.cpp
@@ -49,6 +49,7 @@
 #include <qpa/qwindowsysteminterface.h>
 
 #include <QtGui/private/qguiapplication_p.h>
+#include <QtGui/private/qrhibackingstore_p.h>
 
 #if !defined(QT_NO_OPENGL)
 #include "qqnxglcontext.h"
@@ -333,7 +334,18 @@ QPlatformWindow *QQnxIntegration::createPlatformWindow(QWindow *window) const
 QPlatformBackingStore *QQnxIntegration::createPlatformBackingStore(QWindow *window) const
 {
     qIntegrationDebug();
-    return new QQnxRasterBackingStore(window);
+    QSurface::SurfaceType surfaceType = window->surfaceType();
+    switch (surfaceType) {
+    case QSurface::RasterSurface:
+        return new QQnxRasterBackingStore(window);
+#if !defined(QT_NO_OPENGL)
+    // Return a QRhiBackingStore for non-raster surface windows
+    case QSurface::OpenGLSurface:
+        return new QRhiBackingStore(window);
+#endif
+    default:
+        return nullptr;
+    }
 }
 
 #if !defined(QT_NO_OPENGL)