diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index 2d0e07e..db4612a 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -26,7 +26,7 @@ jobs:
     - name: save docker image for cache
       run: mkdir -p image/ && docker save -o image/image.tar image:${{ steps.vars.outputs.alpine_version }}
     - name: cache docker image
-      uses: actions/cache@v3.3.0
+      uses: actions/cache@v4.0.2
       with:
         path: image/
         key: ${{ runner.os }}-docker-${{ github.sha }}
@@ -41,14 +41,14 @@ jobs:
       id: vars
       run: echo ::set-output name=alpine_version::$(grep '^FROM alpine' Dockerfile  | cut -d ' ' -f 2 | cut -d ':' -f 2)
     - name: load cached docker image
-      uses: actions/cache@v3.3.0
+      uses: actions/cache@v4.0.2
       with:
         path: image/
         key: ${{ runner.os }}-docker-${{ github.sha }}
     - name: load cached docker container
       run: docker load -i image/image.tar
     - name: cached scan db
-      uses: actions/cache@v3.3.0
+      uses: actions/cache@v4.0.2
       with:
         path: vulndb/
         key: trivy-vulndb