diff --git a/.github/workflows/ci-on-pr.yml b/.github/workflows/ci-on-pr.yml
index fc004c6..4ad42ad 100644
--- a/.github/workflows/ci-on-pr.yml
+++ b/.github/workflows/ci-on-pr.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ github.event.pull_request.head.sha }}
 
@@ -44,7 +44,7 @@ jobs:
     needs: install
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ github.event.pull_request.head.sha }}
 
@@ -80,7 +80,7 @@ jobs:
     needs: install
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ github.event.pull_request.head.sha }}