diff --git a/.github/workflows/jekyll-gh-pages.yml b/.github/workflows/jekyll-gh-pages.yml
index 18fe89c..e4c2581 100644
--- a/.github/workflows/jekyll-gh-pages.yml
+++ b/.github/workflows/jekyll-gh-pages.yml
@@ -33,12 +33,16 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+      - name: Prepare tool cache
+        # Adjust permissions for /opt/hostedtoolcache
+        run: |
+          sudo mkdir -p /opt/hostedtoolcache/Ruby/3.1.4/x64
+          sudo chmod -R 777 /opt/hostedtoolcache/Ruby
       - name: Install Ruby with ruby-build
         # Install Ruby manually if the environment is unsupported
         run: |
           curl -fsSL https://github.com/rbenv/ruby-build/archive/refs/heads/master.tar.gz | tar -xzC /tmp/
           sudo /tmp/ruby-build-master/bin/ruby-build 3.1.4 /opt/hostedtoolcache/Ruby/3.1.4/x64
-          mkdir -p /opt/hostedtoolcache/Ruby/3.1.4/x64
           touch /opt/hostedtoolcache/Ruby/3.1.4/x64.complete
       - name: Setup Ruby
         uses: ruby/setup-ruby@8575951200e472d5f2d95c625da0c7bec8217c42 # v1.161.0