diff --git a/pkgs/top-level/release-haskell.nix b/pkgs/top-level/release-haskell.nix
index a4ce43859ce1..042dc314f59c 100644
--- a/pkgs/top-level/release-haskell.nix
+++ b/pkgs/top-level/release-haskell.nix
@@ -1,4 +1,8 @@
 /*
+  This is the Hydra jobset for the `haskell-updates` branch in Nixpkgs.
+  You can see the status of this jobset at
+  https://hydra.nixos.org/jobset/nixpkgs/haskell-updates.
+
   To debug this expression you can use `hydra-eval-jobs` from
   `pkgs.hydra-unstable` which prints the jobset description
   to `stdout`: