diff --git a/.github/workflows/python-checks.yaml b/.github/workflows/python-checks.yaml
index 16f050c..e413b4f 100644
--- a/.github/workflows/python-checks.yaml
+++ b/.github/workflows/python-checks.yaml
@@ -34,7 +34,7 @@ jobs:
         with:
           python-version: '3.10'
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements-dev.txt') }}
diff --git a/.github/workflows/unit-tests.yaml b/.github/workflows/unit-tests.yaml
index 8bc930d..711e19b 100644
--- a/.github/workflows/unit-tests.yaml
+++ b/.github/workflows/unit-tests.yaml
@@ -16,7 +16,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}