diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
index 60aedbd..22368bc 100644
--- a/.github/workflows/pull_request.yml
+++ b/.github/workflows/pull_request.yml
@@ -32,7 +32,7 @@ jobs:
 
       # https://github.com/marketplace/actions/cache
       - name: Cache Go modules
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ github.workspace }}/go/pkg/mod
           key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}