1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/physics/hoppet/default.nix b/nixpkgs/pkgs/development/libraries/physics/hoppet/default.nix
index af90192878d7..af6200b9c578 100644
--- a/nixpkgs/pkgs/development/libraries/physics/hoppet/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/hoppet/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Higher Order Perturbative Parton Evolution Toolkit";
+    mainProgram = "hoppet-config";
     license     = licenses.gpl2;
     homepage    = "https://hoppet.hepforge.org";
     platforms   = platforms.unix;