diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index ba6114b..29c82af 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -67,7 +67,7 @@ jobs:
         if: ${{ github.actor != 'dependabot[bot]' && github.event.pull_request.head.repo.fork == false }}
 
       - name: Resolve build_ruby version
-        uses: ruby/setup-ruby@ab177d40ee5483edb974554986f56b33477e21d0 # v1.265.0
+        uses: ruby/setup-ruby@4ff6f3611a42bc75eee1e5138240eb1613f48c8f # v1.266.0
         with:
           ruby-version: '${{ matrix.entry.build_ruby }}'
           bundler: none