diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 408550c..6441a5b 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -78,7 +78,7 @@ jobs:
         make download-poetry
 
     - name: Set up cache
-      uses: actions/cache@v3.3.2
+      uses: actions/cache@v4.0.1
       with:
         path: ~/.cache/pypoetry/virtualenvs
         key: venv-${{ matrix.python-version }}-${{ hashFiles('pyproject.toml') }}-${{ hashFiles('poetry.lock') }}
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 32722f7..f659cbf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -46,13 +46,13 @@ jobs:
       run: make download-poetry
 
     - name: Set up pip cache
-      uses: actions/cache@v3.3.2
+      uses: actions/cache@v4.0.1
       with:
         path: ~/.cache/pypoetry/virtualenvs
         key: venv-${{ matrix.python-version }}-${{ hashFiles('pyproject.toml') }}-${{ hashFiles('poetry.lock') }}
 
     - name: Set up mypy cache
-      uses: actions/cache@v3.2.4
+      uses: actions/cache@v4.0.1
       with:
         path: ${{ github.workspace }}/.mypy_cache
         key: mypy-${{ matrix.python-version }}