diff --git a/pkgs/development/interpreters/luau/default.nix b/pkgs/development/interpreters/luau/default.nix
index 934d81fab383..35bdecb3fa19 100644
--- a/pkgs/development/interpreters/luau/default.nix
+++ b/pkgs/development/interpreters/luau/default.nix
@@ -42,5 +42,6 @@ stdenv.mkDerivation rec {
     license = licenses.mit;
     platforms = platforms.all;
     maintainers = [ maintainers.marsam ];
+    mainProgram = "luau";
   };
 }