diff --git a/NixOS.md b/NixOS.md
index 9368ec7..01f9bce 100644
--- a/NixOS.md
+++ b/NixOS.md
@@ -674,7 +674,9 @@ appimage-run ~/Downloads/ubports-installer_0.10.0_linux_x86_64.AppImage
 Usually most of this should work out of the box on NixOS.
 
 Vulkan:
-- Verification: If `vulkaninfo` returns information about your GPU, Vulkan is working. https://wiki.archlinux.org/title/Vulkan#Verification
+- Verification:
+  - If `vulkaninfo` returns information about your GPU, Vulkan is working. https://wiki.archlinux.org/title/Vulkan#Verification
+  - If running `vkcube` (X11) or `vkcube-wayland` (Wayland) views a spinning 3D cube
 
 OpenGL:
 - Verification: https://wiki.archlinux.org/title/OpenGL#Verification