diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 3004f47..380a3b8 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -31,7 +31,7 @@ jobs:
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '3.1' # Not needed with a .ruby-version file
+          ruby-version: '2.7' # Not needed with a .ruby-version file
           bundler-cache: true # runs 'bundle install' and caches installed gems automatically
           cache-version: 0 # Increment this number if you need to re-download cached gems
       - name: Setup Pages