diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index e8adb83..e8c63f1 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -36,7 +36,7 @@ jobs:
         submodules: 'true'
 
     - name: Setup cache (mac/linux)
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: "/home/runner/work/verilator-python/verilator-python/.ccache"
         key: cache-${{ runner.os }}-
@@ -44,7 +44,7 @@ jobs:
       if: ${{ runner.os != 'Windows' }}
 
     - name: Setup cache (windows)
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: "C:/ProgramData/chocolatey/"
         key: cache-${{ runner.os }}-