diff --git a/overlays/cross.nix b/overlays/cross.nix
index 1edbfe237..1f7803480 100644
--- a/overlays/cross.nix
+++ b/overlays/cross.nix
@@ -515,7 +515,7 @@ in with final; {
   #     addNativeInputs [ gtk4.dev ] prev.networkmanager-sstp
   #   )
   # );
-  # 2025/01/13: upstreaming is blocked on vpnc
+  # 2025/01/25: upstreaming is blocked on vpnc; both are out for review: <https://github.com/NixOS/nixpkgs/pull/376860>
   # networkmanager-vpnc = mvToNativeInputs [ glib ] prev.networkmanager-vpnc;
 
   # 2024/11/19: upstreaming is unblocked
@@ -920,8 +920,8 @@ in with final; {
   # });
 
   # fixes "perl: command not found"
-  # 2025/01/13: upstreaming is unblocked, but requires alternative fix
-  # - i think the build script tries to run the generated binary?
+  # 2025/01/25: upstreaming is unblocked, out for review: <https://github.com/NixOS/nixpkgs/pull/376860>
+  # - proper fix (as done in PR) is more involved
   # vpnc = mvToNativeInputs [ perl ] prev.vpnc;
 
   # 2024/08/12: upstreaming is unblocked