diff --git a/.github/workflows/preview.yml b/.github/workflows/preview.yml
index f5f5ff2..cf2e4aa 100644
--- a/.github/workflows/preview.yml
+++ b/.github/workflows/preview.yml
@@ -61,7 +61,7 @@ jobs:
       - name: Restore Quarto freezer
         if: ${{ !contains(github.event.pull_request.labels.*.name, 'clear-freezer') }}
         id: quarto-freezer-cache
-        uses: actions/cache/restore@v4
+        uses: actions/cache/restore@v5
         with:
           path: _freeze
           key: ${{ runner.os }}-quarto-freezer-${{ github.event.pull_request.head.sha }}-${{ github.run_attempt }}
@@ -184,7 +184,7 @@ jobs:
           PREVIEW_CHANGED_CHAPTERS: ${{ env.PREVIEW_CHANGED_CHAPTERS }}
 
       - name: Save Quarto freezer
-        uses: actions/cache/save@v4
+        uses: actions/cache/save@v5
         with:
           path: _freeze
           key: ${{ runner.os }}-quarto-freezer-${{ github.event.pull_request.head.sha }}-${{ github.run_attempt }}
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 7373166..fa38fd2 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -43,7 +43,7 @@ jobs:
         uses: quarto-dev/quarto-actions/render@v2
 
       - name: Save Quarto freezer
-        uses: actions/cache/save@v4
+        uses: actions/cache/save@v5
         with:
           path: _freeze
           key: ${{ runner.os }}-quarto-freezer-${{ github.ref_name }}-${{ github.sha }}