1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/applications/science/physics/xnec2c/default.nix b/nixpkgs/pkgs/applications/science/physics/xnec2c/default.nix
index 87daa8cac853..26ec1518fed5 100644
--- a/nixpkgs/pkgs/applications/science/physics/xnec2c/default.nix
+++ b/nixpkgs/pkgs/applications/science/physics/xnec2c/default.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.xnec2c.org/";
     description = "Graphical antenna simulation";
+    mainProgram = "xnec2c";
     license = licenses.gpl3;
     maintainers = with maintainers; [ mvs ];
     platforms = platforms.unix;