diff --git a/src/graphics/irr_driver.hpp b/src/graphics/irr_driver.hpp
index f8992cbf8..f6b37a538 100644
--- a/src/graphics/irr_driver.hpp
+++ b/src/graphics/irr_driver.hpp
@@ -354,7 +354,6 @@ private:
     void renderTransparent();
     void renderParticles();
     void computeSunVisibility();
-    void computeCameraMatrix(scene::ICameraSceneNode * const camnode, size_t width, size_t height);
     void renderShadows();
     void renderGlow(std::vector<GlowData>& glows);
     void renderSSAO();
@@ -676,6 +675,7 @@ public:
     void onUnloadWorld();
 
     void renderScene(scene::ICameraSceneNode * const camnode, std::vector<GlowData>& glows, float dt, bool hasShadows);
+    void computeCameraMatrix(scene::ICameraSceneNode * const camnode, size_t width, size_t height);
 
     // --------------------- RTT --------------------
     /**
diff --git a/src/guiengine/widgets/model_view_widget.cpp b/src/guiengine/widgets/model_view_widget.cpp
index 895d0290b..8d86519f3 100644
--- a/src/guiengine/widgets/model_view_widget.cpp
+++ b/src/guiengine/widgets/model_view_widget.cpp
@@ -173,6 +173,7 @@ void ModelViewWidget::update(float delta)
     irr_driver->getSceneManager()->setActiveCamera(m_camera);
 
     std::vector<IrrDriver::GlowData> glows;
+    irr_driver->computeCameraMatrix(m_camera, 512, 512);
     irr_driver->renderScene(m_camera, glows, GUIEngine::getLatestDt(), false);
     m_frame_buffer = irr_driver->getPostProcessing()->render(m_camera);
     glViewport(0, 0, UserConfigParams::m_width, UserConfigParams::m_height);