diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 79aea15..dae9e69 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v7
-      - uses: ruby/setup-ruby@8e41b362d2589a22a44c1cfa214b3c83052c195b # v1.318.0
+      - uses: ruby/setup-ruby@95ef2b042f9d7a56d8268cba8559e2842e2ad01b # v1.321.0
         with:
           ruby-version: '3.4'
           bundler-cache: true
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 72cf9f5..e324aa5 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -25,7 +25,7 @@ jobs:
       # letting Bundler resolve vendor/bundle in the next step.
       - run: git update-index --skip-worktree .bundle/config
 
-      - uses: ruby/setup-ruby@8e41b362d2589a22a44c1cfa214b3c83052c195b # v1.318.0
+      - uses: ruby/setup-ruby@95ef2b042f9d7a56d8268cba8559e2842e2ad01b # v1.321.0
         with:
           ruby-version: "3.4"
           bundler-cache: true
diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 1995e1d..e980635 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -29,7 +29,7 @@ jobs:
       - name: Set up Ruby
         # 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@8e41b362d2589a22a44c1cfa214b3c83052c195b # v1.318.0
+        uses: ruby/setup-ruby@95ef2b042f9d7a56d8268cba8559e2842e2ad01b # v1.321.0
         with:
           ruby-version: ${{ matrix.ruby }}
       - name: Install dependencies