diff --git a/.github/actions/set-up-walrus/action.yaml b/.github/actions/set-up-walrus/action.yaml
new file mode 100644
index 00000000..05feaf45
--- /dev/null
+++ b/.github/actions/set-up-walrus/action.yaml
@@ -0,0 +1,73 @@
+name: Set up Walrus and Walrus Sites
+description: Install and configure Walrus and build the Walrus Sites site-builder
+
+inputs:
+  SUI_ADDRESS:
+    description: The Sui address to use
+    required: true
+  SUI_KEYSTORE:
+    description: The content of the Sui keystore file
+    required: true
+
+runs:
+  using: "composite"
+  steps:
+    - name: Create bin directory and add to $PATH
+      run: |
+        mkdir -p bin
+        echo "$(pwd)/bin" >> ${GITHUB_PATH}
+      shell: bash
+    - name: Define environment variables
+      run: |
+        echo "SUI_CONFIG_DIR=/home/runner/.sui/sui_config" >> $GITHUB_ENV
+        echo "SUI_KEYSTORE_FILE=/home/runner/.sui/sui_config/sui.keystore" >> $GITHUB_ENV
+        echo "SUI_CONFIG_FILE=/home/runner/.sui/sui_config/client.yaml" >> $GITHUB_ENV
+        echo "SUI_ADDRESS=${{ inputs.SUI_ADDRESS }}" >> $GITHUB_ENV
+      shell: bash
+
+    - name: Set up Sui wallet
+      run: |
+        mkdir -p $SUI_CONFIG_DIR
+        CLIENT_CONF="---
+        keystore:
+          File: $SUI_KEYSTORE_FILE
+        envs:
+          - alias: testnet
+            rpc: \"https://fullnode.testnet.sui.io:443\"
+        active_env: testnet
+        active_address: \"$SUI_ADDRESS\""
+        echo "$CLIENT_CONF" > $SUI_CONFIG_FILE
+        cat $SUI_CONFIG_FILE
+        echo '${{ inputs.SUI_KEYSTORE }}' > $SUI_KEYSTORE_FILE
+      shell: bash
+    - name: Get SUI from faucet
+      run: >
+        curl --location --request POST 'https://faucet.testnet.sui.io/gas'
+        --header 'Content-Type: application/json'
+        --data-raw "{
+            \"FixedAmountRequest\": {
+                \"recipient\": \"$SUI_ADDRESS\"
+            }
+        }"
+      shell: bash
+
+    - name: Install and configure Walrus
+      run: |
+        # The bin directory was already created and added to $PATH in the build-mdbook action
+        curl https://storage.googleapis.com/mysten-walrus-binaries/latest/walrus-latest-ubuntu-x86_64 -o bin/walrus
+        chmod +x bin/walrus
+        mkdir -p ~/.walrus
+        curl https://storage.googleapis.com/mysten-walrus-binaries/walrus-configs/client_config.yaml -o ~/.walrus/client_config.yaml
+        walrus -h # Ensure the walrus binary works
+      shell: bash
+
+    - name: Clone walrus-sites
+      run: git clone https://github.com/MystenLabs/walrus-sites
+      shell: bash
+    - name: Build site-builder
+      run: |
+        cd walrus-sites
+        cargo build --release
+        cp target/release/site-builder ../bin
+        cd -
+      shell: bash
diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index faec2ab2..838e49b4 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -1,4 +1,5 @@
 name: Build docs and publish to GitHub Pages and Walrus
+
 on:
   push:
     branches:
@@ -51,59 +52,15 @@ jobs:
     runs-on: ubuntu-ghcloud
     if: ${{ github.event_name == 'push' || inputs.update-walrus-site == true }}
     env:
-      SUI_ADDRESS: ${{ vars.SUI_ADDRESS }}
-      SUI_CONFIG_DIR: /home/runner/.sui/sui_config
-      SUI_KEYSTORE_FILE: /home/runner/.sui/sui_config/sui.keystore
-      SUI_CONFIG_FILE: /home/runner/.sui/sui_config/client.yaml
       # Colors don't seem to work properly with the multiline commands.
       NO_COLOR: 1
     steps:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/build-mdbook
-      - name: Clean docs
-        run: rm build/**/.nojekyll
-
-      - name: Set up Sui wallet
-        run: |
-          mkdir -p $SUI_CONFIG_DIR
-          CLIENT_CONF="---
-          keystore:
-            File: $SUI_KEYSTORE_FILE
-          envs:
-            - alias: testnet
-              rpc: \"https://fullnode.testnet.sui.io:443\"
-          active_env: testnet
-          active_address: \"$SUI_ADDRESS\""
-          echo "$CLIENT_CONF" > $SUI_CONFIG_FILE
-          cat $SUI_CONFIG_FILE
-          echo '${{ secrets.SUI_KEYSTORE }}' > $SUI_KEYSTORE_FILE
-      - name: Get SUI from faucet
-        run: >
-          curl --location --request POST 'https://faucet.testnet.sui.io/gas'
-          --header 'Content-Type: application/json'
-          --data-raw "{
-              \"FixedAmountRequest\": {
-                  \"recipient\": \"$SUI_ADDRESS\"
-              }
-          }"
-
-      - name: Install and configure Walrus
-        run: |
-          # The bin directory was already created and added to $PATH in the build-mdbook action
-          curl https://storage.googleapis.com/mysten-walrus-binaries/latest/walrus-latest-ubuntu-x86_64 -o bin/walrus
-          chmod +x bin/walrus
-          mkdir -p ~/.walrus
-          curl https://storage.googleapis.com/mysten-walrus-binaries/walrus-configs/client_config.yaml -o ~/.walrus/client_config.yaml
-          walrus -h # Ensure the walrus binary works
-
-      - name: Clone walrus-sites
-        run: git clone https://github.com/MystenLabs/walrus-sites
-      - name: Build site-builder
-        run: |
-          cd walrus-sites
-          cargo build --release
-          cp target/release/site-builder ../bin
-          cd -
+      - uses: ./.github/actions/set-up-walrus
+        with:
+          SUI_ADDRESS: "${{ vars.SUI_ADDRESS }}"
+          SUI_KEYSTORE: "${{ secrets.SUI_KEYSTORE }}"
 
       - name: Update Walrus Site
         run: >
diff --git a/.github/workflows/update-binaries.yaml b/.github/workflows/update-binaries.yaml
new file mode 100644
index 00000000..49dccae5
--- /dev/null
+++ b/.github/workflows/update-binaries.yaml
@@ -0,0 +1,47 @@
+name: Update bin.walrus.site with latest binaries
+
+on:
+  # every week
+  schedule:
+    - cron: '14 3 * * 0'
+  # on demand
+  workflow_dispatch:
+
+concurrency: ci-${{ github.ref }}
+
+permissions:
+  contents: read
+
+jobs:
+  # We store the data for the Sui wallet and the site object in GitHub variables
+  # (https://github.com/MystenLabs/walrus-docs/settings/variables/actions) and secrets
+  # (https://github.com/MystenLabs/walrus-docs/settings/secrets/actions).
+  update-bin-walrus-site:
+    name: Update Walrus Site bin.walrus.site
+    runs-on: ubuntu-ghcloud
+    env:
+      # Colors don't seem to work properly with the multiline commands.
+      NO_COLOR: 1
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./.github/actions/set-up-walrus
+        with:
+          SUI_ADDRESS: "${{ vars.SUI_ADDRESS }}"
+          SUI_KEYSTORE: "${{ secrets.SUI_KEYSTORE }}"
+
+      - name: Create temporary directory
+        run: "mkdir -p site"
+      - name: Download latest binaries
+        run: |
+          for arch in ubuntu-x86_64 macos-x86_64 macos-arm64; do
+          curl https://storage.googleapis.com/mysten-walrus-binaries/latest/walrus-latest-$arch -o site/walrus-$arch
+          done
+      - name: Copy site-builder binary
+        run: "cp bin/site-builder site/site-builder-ubuntu-x86_64"
+
+      - name: Update Walrus Site
+        run: >
+          RUST_LOG=site_builder=debug,walrus=debug,info
+          site-builder
+          --config walrus-sites/site-builder/assets/builder-example.yaml
+          update --list-directory site ${{ vars.WALRUS_SITE_BIN_OBJECT }}