diff --git a/pkgs/development/interpreters/rakudo/moarvm.nix b/pkgs/development/interpreters/rakudo/moarvm.nix
index a42c4a49705a..e4b0da036233 100644
--- a/pkgs/development/interpreters/rakudo/moarvm.nix
+++ b/pkgs/development/interpreters/rakudo/moarvm.nix
@@ -10,6 +10,7 @@ stdenv.mkDerivation rec {
   pname = "moarvm";
   version = "2024.06";
 
+  # nixpkgs-update: no auto update
   src = fetchFromGitHub {
     owner = "moarvm";
     repo = "moarvm";