diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ff54fdf03..a39125e6d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -95,7 +95,7 @@ jobs:
 
       - name: Cache YARD
         if: steps.changes.outputs.skip != 'true'
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: .yardoc
           key: yard-${{ hashFiles('lib/**/*.rb') }}