1 files changed, 1 insertions, 0 deletions
diff --git a/pkgs/development/libraries/science/chemistry/dftd4/default.nix b/pkgs/development/libraries/science/chemistry/dftd4/default.nix
index d791a7d4e3d6..087c6e7d01de 100644
--- a/pkgs/development/libraries/science/chemistry/dftd4/default.nix
+++ b/pkgs/development/libraries/science/chemistry/dftd4/default.nix
@@ -46,6 +46,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Generally Applicable Atomic-Charge Dependent London Dispersion Correction";
+    mainProgram = "dftd4";
     license = with licenses; [ lgpl3Plus gpl3Plus ];
     homepage = "https://github.com/grimme-lab/dftd4";
     platforms = platforms.linux;