diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e85f82f..b8e6f45 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,7 @@ jobs:
     steps:
       - uses: actions/checkout@50fbc622fc4ef5163becd7fab6573eac35f8462e # v1.2.0
       - name: Set up Ruby ${{ matrix.ruby }}
-        uses: ruby/setup-ruby@e34163cd15f4bb403dcd72d98e295997e6a55798 # v1.238.0
+        uses: ruby/setup-ruby@829114fc20da43a41d27359103ec7a63020954d4 # v1.255.0
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: true