diff --git a/.github/workflows/cmdstan-tarball-check.yaml b/.github/workflows/cmdstan-tarball-check.yaml
index ba7758c37..cf6e18f91 100644
--- a/.github/workflows/cmdstan-tarball-check.yaml
+++ b/.github/workflows/cmdstan-tarball-check.yaml
@@ -56,7 +56,7 @@ jobs:
 
       - name: Cache R packages
         if: runner.os != 'Windows'
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ${{ env.R_LIBS_USER }}
           key: ${{ runner.os }}-${{ hashFiles('.github/R-version') }}-1-${{ hashFiles('.github/depends.Rds') }}