diff --git a/pkgs/by-name/ni/nix-store-veritysetup-generator/package.nix b/pkgs/by-name/ni/nix-store-veritysetup-generator/package.nix
index 6a92ed47aba7..6c0ff9bc4428 100644
--- a/pkgs/by-name/ni/nix-store-veritysetup-generator/package.nix
+++ b/pkgs/by-name/ni/nix-store-veritysetup-generator/package.nix
@@ -40,5 +40,6 @@ rustPlatform.buildRustPackage rec {
     homepage = "https://github.com/nikstur/nix-store-veritysetup-generator";
     license = licenses.mit;
     maintainers = with lib.maintainers; [ nikstur ];
+    mainProgram = "nix-store-veritysetup-generator";
   };
 }