diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 0e4ac1d..464f1cc 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -38,7 +38,7 @@ jobs:
           python-version: "${{ matrix.python-version }}"
 
       - name: Pip cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('setup.py') }}
@@ -89,7 +89,7 @@ jobs:
           python-version: "${{ env.default_python || '3.12' }}"
 
       - name: Pip cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ matrix.toxenv }}-${{ hashFiles('tox.ini') }}