diff --git a/.github/workflows/bench-compare.yaml b/.github/workflows/bench-compare.yaml
index 1764e93..d93976d 100644
--- a/.github/workflows/bench-compare.yaml
+++ b/.github/workflows/bench-compare.yaml
@@ -17,7 +17,7 @@ jobs:
         python-version: '3.13'
         architecture: x64
     - name: Set Cache
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       id: cache  # name for referring later
       with:
         path: .venv/
diff --git a/.github/workflows/bench-release.yml b/.github/workflows/bench-release.yml
index b3b3b9a..9e74a6d 100644
--- a/.github/workflows/bench-release.yml
+++ b/.github/workflows/bench-release.yml
@@ -21,7 +21,7 @@ jobs:
         python-version: '3.13'
         architecture: x64
     - name: Set Cache
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       id: cache  # name for referring later
       with:
         path: .venv/
diff --git a/.github/workflows/pr-tests.yaml b/.github/workflows/pr-tests.yaml
index 95525af..98feae8 100644
--- a/.github/workflows/pr-tests.yaml
+++ b/.github/workflows/pr-tests.yaml
@@ -32,7 +32,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
         architecture: x64
     - name: Set Cache
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       id: cache  # name for referring later
       with:
         path: .venv/