Cube demo use VK_EXT_metal_surface extension.
diff --git a/Docs/Whats_New.md b/Docs/Whats_New.md
index 071c359..d292e64 100644
--- a/Docs/Whats_New.md
+++ b/Docs/Whats_New.md
@@ -27,6 +27,7 @@
- Fix image subresource sizing calculations for heap-based textures.
- Fix `MTLHeap` memory leak in `MVKDeviceMemory`.
- Fix tessellation break when control stage declares but does not use position builtin.
+- Cube demo use `VK_EXT_metal_surface` extension.
- Support *Xcode 11.2*.
diff --git a/ExternalRevisions/Vulkan-Tools_repo_revision b/ExternalRevisions/Vulkan-Tools_repo_revision
index 35e6374..5014b28 100644
--- a/ExternalRevisions/Vulkan-Tools_repo_revision
+++ b/ExternalRevisions/Vulkan-Tools_repo_revision
@@ -1 +1 @@
-5824344b3e6783c2dc1953d22e6f1b162d2bca14
+0a0625a3dca69b9d7ecb73558539ce5e3cd4ddfa
