diff --git a/.github/workflows/bench-release.yml b/.github/workflows/bench-release.yml
index dd34ef0..104a65f 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 99e6d0a..a3bc47e 100644
--- a/.github/workflows/pr-tests.yaml
+++ b/.github/workflows/pr-tests.yaml
@@ -33,7 +33,7 @@ jobs:
         architecture: x64
 
     - name: Set Cache
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       id: cache  # name for referring later
       with:
         path: .venv/
@@ -79,7 +79,7 @@ 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/