diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ba49978..e62dcff 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -38,7 +38,7 @@ jobs:
 
       - name: Load cached venv
         id: cached-poetry-dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: /opt/venv
           key: venv-${{ runner.os }}-python-3.13.1-${{ hashFiles('poetry.lock') }}
diff --git a/.github/workflows/type_check.yml b/.github/workflows/type_check.yml
index 32e664e..cbc2e77 100644
--- a/.github/workflows/type_check.yml
+++ b/.github/workflows/type_check.yml
@@ -36,7 +36,7 @@ jobs:
 
       - name: Load cached venv
         id: cached-poetry-dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: /opt/venv
           key: venv-${{ runner.os }}-python-3.13.1-${{ hashFiles('poetry.lock') }}