1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/science/chemistry/simple-dftd3/default.nix b/nixpkgs/pkgs/development/libraries/science/chemistry/simple-dftd3/default.nix
index ae5e30d73608..d4f81e3a24cb 100644
--- a/nixpkgs/pkgs/development/libraries/science/chemistry/simple-dftd3/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/chemistry/simple-dftd3/default.nix
@@ -44,6 +44,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Reimplementation of the DFT-D3 program";
+    mainProgram = "s-dftd3";
     license = with licenses; [ lgpl3Only gpl3Only ];
     homepage = "https://github.com/dftd3/simple-dftd3";
     platforms = [ "x86_64-linux" ];