diff --git a/examples/OpenGL/OpenGLImmediateModeSupport.cpp b/examples/OpenGL/OpenGLImmediateModeSupport.cpp
index 553203f4..6c25b915 100644
--- a/examples/OpenGL/OpenGLImmediateModeSupport.cpp
+++ b/examples/OpenGL/OpenGLImmediateModeSupport.cpp
@@ -49,8 +49,8 @@ void renderRegionImmediateMode(PolyVox::SurfaceMesh<PositionMaterialNormal<Mater
 
 
 
-		//uint8_t material = static_cast<uint8_t>(static_cast<double>(vertex.getMaterial()) + 0.5);
-		uint8_t material = 1;
+		uint8_t material = static_cast<uint8_t>(static_cast<double>(vertex.getMaterial().getMaterial()) + 0.5);
+		//uint8_t material = 1;
 
 
 		OpenGLColour colour = convertMaterialIDToColour(material);
diff --git a/examples/OpenGL/OpenGLVertexBufferObjectSupport.cpp b/examples/OpenGL/OpenGLVertexBufferObjectSupport.cpp
index 066525a7..7066523a 100644
--- a/examples/OpenGL/OpenGLVertexBufferObjectSupport.cpp
+++ b/examples/OpenGL/OpenGLVertexBufferObjectSupport.cpp
@@ -84,8 +84,8 @@ OpenGLSurfaceMesh BuildOpenGLSurfaceMesh(const SurfaceMesh<PositionMaterialNorma
 		*ptr = vertex.getNormal().getZ();
 		ptr++;
 
-		//uint8_t material = static_cast<uint8_t>(vertex.getMaterial() + 0.5);
-		uint8_t material = 1;
+		uint8_t material = static_cast<uint8_t>(vertex.getMaterial().getMaterial() + 0.5);
+		//uint8_t material = 1;
 
 		OpenGLColour colour = convertMaterialIDToColour(material);