diff --git a/nixos/doc/manual/default.nix b/nixos/doc/manual/default.nix
index 6ca75f869f4..af7a2e08220 100644
--- a/nixos/doc/manual/default.nix
+++ b/nixos/doc/manual/default.nix
@@ -63,6 +63,7 @@ let
     "--stringparam html.script './highlightjs/highlight.pack.js ./highlightjs/loader.js'"
     "--param xref.with.number.and.title 1"
     "--param toc.section.depth 0"
+    "--param generate.consistent.ids 1"
     "--stringparam admon.style ''"
     "--stringparam callout.graphics.extension .svg"
     "--stringparam current.docid manual"