1 files changed, 1 insertions, 0 deletions
diff --git a/pkgs/applications/science/physics/nnpdf/default.nix b/pkgs/applications/science/physics/nnpdf/default.nix
index 26e8247f85e3..d0104095f39a 100644
--- a/pkgs/applications/science/physics/nnpdf/default.nix
+++ b/pkgs/applications/science/physics/nnpdf/default.nix
@@ -55,6 +55,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "An open-source machine learning framework for global analyses of parton distributions";
+    mainProgram = "evolven3fit";
     homepage = "https://docs.nnpdf.science/";
     license = licenses.gpl3Only;
     maintainers = [ maintainers.veprbl ];