1 files changed, 2 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/libraries/proj-datumgrid/default.nix b/nixpkgs/pkgs/development/libraries/proj-datumgrid/default.nix
index 8251a17a83c6..2593c04fa158 100644
--- a/nixpkgs/pkgs/development/libraries/proj-datumgrid/default.nix
+++ b/nixpkgs/pkgs/development/libraries/proj-datumgrid/default.nix
@@ -26,7 +26,8 @@ stdenv.mkDerivation rec {
     description = "Repository for proj datum grids";
     homepage = "https://proj4.org";
     license = licenses.mit;
-    platforms = platforms.linux ++ platforms.darwin;
     maintainers = with maintainers; [ ];
+    mainProgram = "nad2bin";
+    platforms = platforms.linux ++ platforms.darwin;
   };
 }