diff --git a/.github/workflows/book-gh-pages.yml b/.github/workflows/book-gh-pages.yml
index 1a0a3f2f..d30bf95a 100644
--- a/.github/workflows/book-gh-pages.yml
+++ b/.github/workflows/book-gh-pages.yml
@@ -4,9 +4,10 @@ on:
   # Allows running this workflow manually
   workflow_dispatch:
   push:
-    branches:
-      - master
-      - nixos-24.05
+    # The book must be built from only the master branch,
+    # in order to have a single file that defines the build,
+    # and not 3+ 'book-gh-pages.yml' files on each branch which must be the same.
+    branches: [master]
 
 permissions:
   contents: read
@@ -38,6 +39,11 @@ jobs:
           ref: master
           path: dev
           persist-credentials: false
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          ref: nixos-24.11
+          path: nixos-24.11
+          persist-credentials: false
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           ref: nixos-24.05
diff --git a/pkgs/ci-scripts/build-docs-multiversion.nix b/pkgs/ci-scripts/build-docs-multiversion.nix
index 51013dda..8578d2de 100644
--- a/pkgs/ci-scripts/build-docs-multiversion.nix
+++ b/pkgs/ci-scripts/build-docs-multiversion.nix
@@ -4,9 +4,10 @@
   writers,
   epnixLib,
 }: let
-  stable = "nixos-24.05";
+  stable = "nixos-24.11";
   versions = [
     "dev"
+    "nixos-24.11"
     "nixos-24.05"
   ];
   baseurl = "https://epics-extensions.github.io/EPNix";