diff --git a/lib/systems/examples.nix b/lib/systems/examples.nix
index f2469f9bf7ff..9c0c91617e8a 100644
--- a/lib/systems/examples.nix
+++ b/lib/systems/examples.nix
@@ -290,6 +290,7 @@ rec {
     libc = "nblibc";
   };
 
+  # this is broken and never worked fully
   x86_64-netbsd-llvm = {
     config = "x86_64-unknown-netbsd";
     libc = "nblibc";