diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 1ec2963f..c9f9121b 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -18,7 +18,7 @@ jobs:
         uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby }}
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: vendor/bundle
           key: ${{ runner.os }}-gems-202103-${{ hashFiles('**/Gemfile.lock') }}