1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/tools/misc/ddd/default.nix b/nixpkgs/pkgs/development/tools/misc/ddd/default.nix
index e3d55472faac..10f3fa161f73 100644
--- a/nixpkgs/pkgs/development/tools/misc/ddd/default.nix
+++ b/nixpkgs/pkgs/development/tools/misc/ddd/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://www.gnu.org/software/ddd";
     description = "Graphical front-end for command-line debuggers";
+    mainProgram = "ddd";
     license = lib.licenses.gpl3Plus;
     platforms = lib.platforms.linux;
     maintainers = with lib.maintainers; [ emilytrau ];