diff --git a/source/Irrlicht/OpenGL/FixedPipelineRenderer.cpp b/source/Irrlicht/OpenGL/FixedPipelineRenderer.cpp
index 4a20f020..bcf99ac6 100644
--- a/source/Irrlicht/OpenGL/FixedPipelineRenderer.cpp
+++ b/source/Irrlicht/OpenGL/FixedPipelineRenderer.cpp
@@ -174,7 +174,7 @@ void COpenGL3MaterialSolid2CB::OnSetConstants(IMaterialRendererServices* service
 	core::matrix4 Matrix = driver->getTransform(ETS_TEXTURE_0);
 	services->setPixelShaderConstant(TMatrix0ID, Matrix.pointer(), 16);
 
-	Matrix = driver->getTransform(ETS_TEXTURE_1);
+	Matrix = driver->getTransform(E_TRANSFORMATION_STATE(ETS_TEXTURE_0 + 1));
 	services->setPixelShaderConstant(TMatrix1ID, Matrix.pointer(), 16);
 
 	services->setPixelShaderConstant(TextureUsage0ID, &TextureUsage0, 1);
@@ -221,7 +221,7 @@ void COpenGL3MaterialLightmapCB::OnSetConstants(IMaterialRendererServices* servi
 	core::matrix4 Matrix = driver->getTransform(ETS_TEXTURE_0);
 	services->setPixelShaderConstant(TMatrix0ID, Matrix.pointer(), 16);
 
-	Matrix = driver->getTransform(ETS_TEXTURE_1);
+	Matrix = driver->getTransform(E_TRANSFORMATION_STATE(ETS_TEXTURE_0 + 1));
 	services->setPixelShaderConstant(TMatrix1ID, Matrix.pointer(), 16);
 
 	services->setPixelShaderConstant(ModulateID, &Modulate, 1);