1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/applications/science/logic/leo2/default.nix b/nixpkgs/pkgs/applications/science/logic/leo2/default.nix
index a72444adbba0..dcf2d5b7c33c 100644
--- a/nixpkgs/pkgs/applications/science/logic/leo2/default.nix
+++ b/nixpkgs/pkgs/applications/science/logic/leo2/default.nix
@@ -45,6 +45,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A high-performance typed higher order prover";
+    mainProgram = "leo";
     maintainers = [ maintainers.raskin ];
     platforms = platforms.unix;
     license = licenses.bsd3;