diff --git a/pkgs/development/tools/misc/luarocks/luarocks-nix.nix b/pkgs/development/tools/misc/luarocks/luarocks-nix.nix
index ce689f0c1e26..916226ea0505 100644
--- a/pkgs/development/tools/misc/luarocks/luarocks-nix.nix
+++ b/pkgs/development/tools/misc/luarocks/luarocks-nix.nix
@@ -17,7 +17,7 @@ luarocks.overrideAttrs (old: {
     updateScript = unstableGitUpdater { };
   };
 
-  meta = {
+  meta = old.meta // {
     mainProgram = "luarocks";
   };
 })