diff --git a/code/nel/include/nel/3d/driver_user.h b/code/nel/include/nel/3d/driver_user.h
index bfe4c1755..fff83d6d5 100644
--- a/code/nel/include/nel/3d/driver_user.h
+++ b/code/nel/include/nel/3d/driver_user.h
@@ -133,6 +133,7 @@ public:
 	// @{
 
 	virtual void			disableHardwareVertexProgram();
+	virtual void			disableHardwarePixelProgram();
 	virtual void			disableHardwareVertexArrayAGP();
 	virtual void			disableHardwareTextureShader();
 
diff --git a/code/nel/include/nel/3d/u_driver.h b/code/nel/include/nel/3d/u_driver.h
index d66a72e47..1397c9c6e 100644
--- a/code/nel/include/nel/3d/u_driver.h
+++ b/code/nel/include/nel/3d/u_driver.h
@@ -168,6 +168,7 @@ public:
 	 */
 	// @{
 	virtual void			disableHardwareVertexProgram()=0;
+	virtual void			disableHardwarePixelProgram()=0;
 	virtual void			disableHardwareVertexArrayAGP()=0;
 	virtual void			disableHardwareTextureShader()=0;
 	// @}
diff --git a/code/nel/src/3d/driver.cpp b/code/nel/src/3d/driver.cpp
index fa48649ae..d44079749 100644
--- a/code/nel/src/3d/driver.cpp
+++ b/code/nel/src/3d/driver.cpp
@@ -258,6 +258,11 @@ void			IDriver::removeVtxPrgDrvInfoPtr(ItVtxPrgDrvInfoPtrList vtxPrgDrvInfoIt)
 {
 	_VtxPrgDrvInfos.erase(vtxPrgDrvInfoIt);
 }
+// ***************************************************************************
+void			IDriver::removePixelPrgDrvInfoPtr(ItPixelPrgDrvInfoPtrList pixelPrgDrvInfoIt)
+{
+	_PixelPrgDrvInfos.erase(pixelPrgDrvInfoIt);
+}
 
 // ***************************************************************************
 bool			IDriver::invalidateShareTexture (ITexture &texture)
diff --git a/code/nel/src/3d/driver_user.cpp b/code/nel/src/3d/driver_user.cpp
index b45ebbd37..83c7343ec 100644
--- a/code/nel/src/3d/driver_user.cpp
+++ b/code/nel/src/3d/driver_user.cpp
@@ -213,6 +213,12 @@ void			CDriverUser::disableHardwareVertexProgram()
 
 	_Driver->disableHardwareVertexProgram();
 }
+void			CDriverUser::disableHardwarePixelProgram()
+{
+	NL3D_HAUTO_UI_DRIVER;
+
+	_Driver->disableHardwarePixelProgram();
+}
 void			CDriverUser::disableHardwareVertexArrayAGP()
 {
 	NL3D_HAUTO_UI_DRIVER;
diff --git a/code/nel/src/3d/flare_model.cpp b/code/nel/src/3d/flare_model.cpp
index 47d9fdb43..ba5cc8098 100644
--- a/code/nel/src/3d/flare_model.cpp
+++ b/code/nel/src/3d/flare_model.cpp
@@ -363,6 +363,7 @@ void	CFlareModel::traverseRender()
 	}
 	// setup driver
 	drv->activeVertexProgram(NULL);
+	drv->activePixelProgram(NULL);
 	drv->setupModelMatrix(fs->getLookAtMode() ? CMatrix::Identity : getWorldMatrix());
 	// we don't change the fustrum to draw 2d shapes : it is costly, and we need to restore it after the drawing has been done
 	// we setup Z to be (near + far) / 2, and setup x and y to get the screen coordinates we want
@@ -565,6 +566,7 @@ void CFlareModel::updateOcclusionQueryBegin(IDriver *drv)
 {
 	nlassert(drv);
 	drv->activeVertexProgram(NULL);
+	drv->activePixelProgram(NULL);
 	drv->setupModelMatrix(CMatrix::Identity);
 	initStatics();
 	drv->setColorMask(false, false, false, false); // don't write any pixel during the test
@@ -661,6 +663,7 @@ void CFlareModel::occlusionTest(CMesh &mesh, IDriver &drv)
 	}
 	drv.setColorMask(false, false, false, false); // don't write any pixel during the test
 	drv.activeVertexProgram(NULL);
+	drv.activePixelProgram(NULL);
 	setupOcclusionMeshMatrix(drv, *_Scene);
 	drv.activeVertexBuffer(const_cast<CVertexBuffer &>(mesh.getVertexBuffer()));
 	// query drawn count
diff --git a/code/nel/src/3d/scene.cpp b/code/nel/src/3d/scene.cpp
index df5297e2f..f257c7206 100644
--- a/code/nel/src/3d/scene.cpp
+++ b/code/nel/src/3d/scene.cpp
@@ -377,6 +377,9 @@ void	CScene::endPartRender()
 	// Reset profiling
 	_NextRenderProfile= false;
 
+	IDriver *drv = getDriver();
+	drv->activeVertexProgram(NULL);
+	drv->activePixelProgram(NULL);
 
 	/*
 	uint64 total = PSStatsRegisterPSModelObserver +
@@ -1561,6 +1564,7 @@ void CScene::renderOcclusionTestMeshs()
 	nlassert(RenderTrav.getDriver());
 	RenderTrav.getDriver()->setupViewport(RenderTrav.getViewport());
 	RenderTrav.getDriver()->activeVertexProgram(NULL);
+	RenderTrav.getDriver()->activePixelProgram(NULL);
 	IDriver::TPolygonMode oldPolygonMode = RenderTrav.getDriver()->getPolygonMode();
 	CMaterial m;
 	m.initUnlit();