diff --git a/code/nel/src/3d/bloom_effect.cpp b/code/nel/src/3d/bloom_effect.cpp
index fe82e43c6..aee1a26e7 100644
--- a/code/nel/src/3d/bloom_effect.cpp
+++ b/code/nel/src/3d/bloom_effect.cpp
@@ -274,6 +274,7 @@ void CBloomEffect::applyBloom()
 
 	// apply blur with a blend operation
 	drv->setRenderTarget(renderTarget);
+	_Driver->setMatrixMode2D11();
 	applyBlur();
 
 	// cleanup material texture references
@@ -356,6 +357,7 @@ void CBloomEffect::doBlur(bool horizontalBlur)
 		nlwarning("setRenderTarget return false with blur texture for bloom effect\n");
 		return;
 	}
+	_Driver->setMatrixMode2D11();
 
 	// initialize vertex program
 	drvInternal->activeVertexProgram(TextureOffsetVertexProgram);
diff --git a/code/nel/src/3d/fxaa.cpp b/code/nel/src/3d/fxaa.cpp
index 238303001..73146aabe 100644
--- a/code/nel/src/3d/fxaa.cpp
+++ b/code/nel/src/3d/fxaa.cpp
@@ -245,6 +245,7 @@ void CFXAA::applyEffect()
 	dru->setRenderTarget(texNull);
 	drv->swapTextureHandle(*renderTarget, *otherRenderTarget->getITexture());
 	drv->setRenderTarget(renderTarget);
+	m_Driver->setMatrixMode2D11();
 
 	// debug
 	// m_Driver->clearBuffers(CRGBA(128, 128, 128, 128));