diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c0adda2..01ee483 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -66,6 +66,12 @@ jobs:
             container: ubuntu:23.04
             install: g++-13-multilib
             address-model: 32,64
+          - toolset: gcc-14
+            cxxstd: "11,14,17,20,2b"
+            os: ubuntu-latest
+            container: ubuntu:24.04
+            install: g++-14-multilib
+            address-model: 32,64
           - toolset: clang
             compiler: clang++-3.9
             cxxstd: "11,14"
@@ -137,11 +143,23 @@ jobs:
           - toolset: clang
             compiler: clang++-16
             cxxstd: "11,14,17,20,2b"
-            os: ubuntu-latest
             container: ubuntu:23.04
+            os: ubuntu-latest
             install: clang-16
           - toolset: clang
-            cxxstd: "11,14,17,2a"
+            compiler: clang++-17
+            cxxstd: "11,14,17,20,2b"
+            container: ubuntu:23.10
+            os: ubuntu-latest
+            install: clang-17
+          - toolset: clang
+            compiler: clang++-18
+            cxxstd: "11,14,17,20,2b"
+            container: ubuntu:24.04
+            os: ubuntu-latest
+            install: clang-18
+          - toolset: clang
+            cxxstd: "11,14,17,20,2b"
             os: macos-12
           - toolset: clang
             cxxstd: "11,14,17,20,2b"
@@ -158,7 +176,11 @@ jobs:
         shell: bash
 
     steps:
-      - uses: actions/checkout@v3
+      - name: Enable Node 16
+        run: |
+          echo "ACTIONS_ALLOW_USE_UNSECURE_NODE_VERSION=true" >> $GITHUB_ENV
+
+      - uses: actions/checkout@v4
 
       - name: Setup container environment
         if: matrix.container
@@ -223,7 +245,7 @@ jobs:
             addrmd: 32,64
             os: windows-2022
           - toolset: clang-win
-            cxxstd: "14,17,latest"
+            cxxstd: "14,17,20,latest"
             addrmd: 64
             os: windows-2022
           - toolset: gcc
@@ -234,7 +256,7 @@ jobs:
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup Boost
         shell: cmd
diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 05108aa..2744801 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -4,12 +4,13 @@ on:
   push:
     branches:
       - master
+      - feature/gha_fixes
 
 jobs:
   publish:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Install packages
         run: |
@@ -24,6 +25,7 @@ jobs:
           cd boost-root
           cp -r $GITHUB_WORKSPACE/* libs/leaf
           git submodule update --init tools/build
+          git submodule update --init tools/boost_install
           git submodule update --init libs/config
           ./bootstrap.sh
 
@@ -43,8 +45,8 @@ jobs:
           python gen/generate_single_header.py -i include/boost/leaf/detail/all.hpp -p include -o doc/html/leaf.hpp boost/leaf --hash "$REF"
 
       - name: Deploy to GitHub Pages
-        uses: JamesIves/github-pages-deploy-action@3.7.1
+        uses: JamesIves/github-pages-deploy-action@4.0.0
         with:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          BRANCH: gh-pages
-          FOLDER: ../boost-root/libs/leaf/doc/html
+          token: ${{ secrets.GITHUB_TOKEN }}
+          branch: gh-pages
+          folder: ../boost-root/libs/leaf/doc/html
diff --git a/doc/Jamfile b/doc/Jamfile
index 1443ba5..e5c8c4b 100644
--- a/doc/Jamfile
+++ b/doc/Jamfile
@@ -6,7 +6,7 @@
 # http://www.boost.org/LICENSE_1_0.txt)
 
 project doc/leaf ;
-import asciidoctor ;
+using asciidoctor ;
 
 html index.html : leaf.adoc : <asciidoctor-attribute>stylesheet=zajo-dark.css <asciidoctor-attribute>linkcss ;
 install html_ : index.html skin.png zajo-dark.css zajo-light.css rouge-github.css : <location>html ;