1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/applications/science/astronomy/gravit/default.nix b/nixpkgs/pkgs/applications/science/astronomy/gravit/default.nix
index a957bfc988bc..36f58d8d18a1 100644
--- a/nixpkgs/pkgs/applications/science/astronomy/gravit/default.nix
+++ b/nixpkgs/pkgs/applications/science/astronomy/gravit/default.nix
@@ -38,6 +38,7 @@ stdenv.mkDerivation rec {
     broken = (stdenv.isLinux && stdenv.isAarch64);
     homepage = "https://github.com/gak/gravit";
     description = "Beautiful OpenGL-based gravity simulator";
+    mainProgram = "gravit";
     license = lib.licenses.gpl2Plus;
 
     longDescription = ''