diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 337569c..fd3d0fb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -145,6 +145,8 @@ jobs:
       with:
         python-version: ${{ matrix.python }}
         architecture: ${{ matrix.python_arch }}
+        cache: 'pip'
+        cache-dependency-path: .github/workflows/ci.yml
     - name: Install tox dependencies
       run: |
         python -m pip install --upgrade pip
@@ -153,6 +155,11 @@ jobs:
         pip --version
         tox --version
         pip list --format=freeze
+    - name: Cache tox env
+      uses: actions/cache@v4
+      with:
+        path: .tox/${{ matrix.tox_env }}
+        key: ${{ matrix.python }}-${{ matrix.python_arch }}-${{ hashFiles('setup.py', 'tox.ini') }}
     - name: Test
       env:
         TOXPYTHON: '${{ matrix.toxpython }}'