diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index a5980ad..d1c4f59 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -45,7 +45,7 @@ jobs:
     # To automatically get bug fixes and new Ruby versions for ruby/setup-ruby,
     # change this to (see https://github.com/ruby/setup-ruby#versioning):
     # uses: ruby/setup-ruby@v1
-      uses: ruby/setup-ruby@8575951200e472d5f2d95c625da0c7bec8217c42
+      uses: ruby/setup-ruby@af848b40be8bb463a751551a1180d74782ba8a72
       with:
         ruby-version: ${{ matrix.ruby-version }}
         bundler-cache: true # runs 'bundle install' and caches installed gems automatically