diff --git a/nixos/doc/manual/default.nix b/nixos/doc/manual/default.nix
index 151743d9fb58..31b6da01c6bd 100644
--- a/nixos/doc/manual/default.nix
+++ b/nixos/doc/manual/default.nix
@@ -161,7 +161,7 @@ let
 in rec {
   inherit generatedSources;
 
-  inherit (optionsDoc) optionsJSON optionsXML optionsDocBook;
+  inherit (optionsDoc) optionsJSON optionsDocBook;
 
   # Generate the NixOS manual.
   manualHTML = runCommand "nixos-manual-html"