diff --git a/util/test/demos/vk/vk_mesh_zoo.cpp b/util/test/demos/vk/vk_mesh_zoo.cpp
index e7d8e5c96..1472d0f7c 100644
--- a/util/test/demos/vk/vk_mesh_zoo.cpp
+++ b/util/test/demos/vk/vk_mesh_zoo.cpp
@@ -336,7 +336,7 @@ void main()
 
     VkPipeline stride0pipe = createGraphicsPipeline(pipeCreateInfo);
 
-    VkPipeline xfbpipe = NULL;
+    VkPipeline xfbpipe = VK_NULL_HANDLE;
 
     VkPipelineRasterizationStateStreamCreateInfoEXT rastInfo = {
         VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_STREAM_CREATE_INFO_EXT, NULL, 0, 2,