diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4312661..87036e7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -66,7 +66,7 @@ jobs:
           bundler-cache: true
 
       - name: Prepare RuboCop cache
-        uses: actions/cache@v4
+        uses: actions/cache@v6
         env:
           DEPENDENCIES_HASH: ${{ hashFiles('vault/.ruby-version', 'vault/**/.rubocop.yml', 'vault/**/.rubocop_todo.yml', 'vault/Gemfile.lock') }}
         with: