diff --git a/pkgs/desktops/lxde/core/lxmenu-data/default.nix b/pkgs/by-name/lx/lxmenu-data/package.nix
similarity index 100%
rename from pkgs/desktops/lxde/core/lxmenu-data/default.nix
rename to pkgs/by-name/lx/lxmenu-data/package.nix
diff --git a/pkgs/desktops/lxde/default.nix b/pkgs/desktops/lxde/default.nix
index 9feb3cfa734e..f6fdf02f3643 100644
--- a/pkgs/desktops/lxde/default.nix
+++ b/pkgs/desktops/lxde/default.nix
@@ -16,7 +16,7 @@ lib.makeScope pkgs.newScope (
       withGtk3 = false;
     };
 
-    lxmenu-data = callPackage ./core/lxmenu-data { };
+    lxmenu-data = throw "'lxmenu-data' has been moved to top-level."; # added 2025-08-31
 
     lxpanel = throw "'lxpanel' has been moved to top-level."; # added 2025-08-31
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 36d63518190d..afa7e0da07e6 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -14426,7 +14426,6 @@ with pkgs;
   inherit (lxde)
     lxappearance
     lxappearance-gtk2
-    lxmenu-data
     ;
 
   lxqt = recurseIntoAttrs (