diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 299ea4a..bf5b850 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,7 @@ jobs:
           ruby-version: ${{ matrix.ruby }}
       - name: Generate Gemfile.lock
         run: bundle lock --lockfile=Gemfile.lock
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         with:
           path: vendor/bundle
           key: bundle-use-ruby-${{ matrix.os }}-${{ matrix.ruby }}-${{ hashFiles('**/Gemfile.lock') }}
@@ -54,7 +54,7 @@ jobs:
           ruby-version: ${{ matrix.ruby }}
       - name: Generate Gemfile.lock
         run: bundle lock --lockfile=Gemfile.lock
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         with:
           path: vendor/bundle
           key: bundle-use-ruby-${{ matrix.os }}-${{ matrix.ruby }}-${{ hashFiles('**/Gemfile.lock') }}