diff --git a/flake.nix b/flake.nix
index 9a900b0..8ad8a3c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -78,6 +78,7 @@
               description = "Xwayland outside your Wayland";
               homepage = "https://github.com/Supreeeme/xwayland-satellite";
               license = licenses.mpl20;
+              mainProgram = "xwayland-satellite";
               platforms = platforms.linux;
             };
           };