diff --git a/pkgs/by-name/ch/changelog-d/package.nix b/pkgs/by-name/ch/changelog-d/package.nix
index 444e6de23357..2bccb02a2eb2 100644
--- a/pkgs/by-name/ch/changelog-d/package.nix
+++ b/pkgs/by-name/ch/changelog-d/package.nix
@@ -14,7 +14,10 @@ let
 
     version = oldAttrs.version + "-git-${lib.strings.substring 0 7 oldAttrs.src.rev}";
 
+    # nix-shell ./maintainers/scripts/update.nix --argstr package changelog-d
     passthru.updateScript = lib.getExe (callPackage ./updateScript.nix { });
+
+    # nix-build -A changelog-d.tests
     passthru.tests = {
       basic = callPackage ./tests/basic.nix { changelog-d = finalAttrs.finalPackage; };
     };