diff --git a/.github/actions/setup-toolchain/action.yml b/.github/actions/setup-toolchain/action.yml
index d5e2594..fb2f5ab 100644
--- a/.github/actions/setup-toolchain/action.yml
+++ b/.github/actions/setup-toolchain/action.yml
@@ -13,9 +13,25 @@ runs:
         version="v0.4.40"
 
         cd /tmp
-        archive="mdbook-v0.4.40-x86_64-unknown-linux-gnu.tar.gz"
-        wget "https://github.com/rust-lang/mdBook/releases/download/v0.4.40/${archive}"
+        archive="mdbook-${version}-x86_64-unknown-linux-gnu.tar.gz"
+        wget "https://github.com/rust-lang/mdBook/releases/download/${version}/${archive}"
         tar xzvf "${archive}"
         sudo mv mdbook /usr/bin
 
         mdbook --version
+
+    - name: Download mdbook-linkcheck
+      shell: bash
+      run: |
+        set +x
+
+        version="v0.7.7"
+
+        cd /tmp
+        archive="mdbook-linkcheck.x86_64-unknown-linux-gnu.zip"
+        wget "https://github.com/Michael-F-Bryan/mdbook-linkcheck/releases/download/${version}/${archive}"
+        unzip "${archive}"
+        chmod +x mdbook-linkcheck
+        sudo mv mdbook-linkcheck /usr/bin
+
+        mdbook-linkcheck --version
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index bae4a86..2edaad2 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -30,7 +30,7 @@ jobs:
         with:
           apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
           accountId: 03654dab23842c712e474f409d58f55c
-          command: pages deploy out --project-name=makerspace-wiki
+          command: pages deploy ./out/html --project-name=makerspace-wiki
 
       - name: Add preview URL comment
         if: steps.publish.conclusion == 'success'
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 07c119a..2ef1d61 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -27,4 +27,4 @@ jobs:
         with:
           apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
           accountId: 03654dab23842c712e474f409d58f55c
-          command: pages deploy out --project-name=makerspace-wiki
+          command: pages deploy ./out/html --project-name=makerspace-wiki
diff --git a/book.toml b/book.toml
index dc95d7d..dcf189a 100644
--- a/book.toml
+++ b/book.toml
@@ -15,3 +15,6 @@ create-missing = false
 git-repository-url = "https://github.com/MakerSpaceNewcastle/wiki"
 edit-url-template = "https://github.com/MakerSpaceNewcastle/wiki/edit/main/{path}"
 fold.enable = true
+
+[output.linkcheck]
+warning-policy = "error"
diff --git a/src/the_space/README.md b/src/the_space/README.md
index 9e055db..8cdccec 100644
--- a/src/the_space/README.md
+++ b/src/the_space/README.md
@@ -9,5 +9,5 @@ Maker Space is split into four main locations/sections:
 
 Prepare yourself for a Microsoft Copilot guided tour through our space.
 
-Pretty much all of the text in the above pages was generated by asking Copilot to "in the style of an estate agent, describe [very brief description of what is in the accompanying photo] in a hackspace".
+Pretty much all of the text in the above pages was generated by asking Copilot to "in the style of an estate agent, describe <very brief description of what is in the accompanying photo> in a hackspace".
 The relevant, mostly correct, appropriate, amusing, (and if you are really lucky) actually helpful parts of the response were then selected and made into a mostly cohesive bit of prose.