diff --git a/.github/workflows/audit.yml b/.github/workflows/audit.yml
index fa83799..1085418 100644
--- a/.github/workflows/audit.yml
+++ b/.github/workflows/audit.yml
@@ -12,14 +12,14 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout (PR)
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         if: github.event_name == 'pull_request'
         with:
           ref: ${{ github.event.pull_request.head.ref }}
           fetch-depth: 0
 
       - name: Checkout (Push)
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         if: github.event_name == 'push'
         with:
           fetch-depth: 0
diff --git a/.github/workflows/pipeline.yml b/.github/workflows/pipeline.yml
index ddd3d78..ad6a9bb 100644
--- a/.github/workflows/pipeline.yml
+++ b/.github/workflows/pipeline.yml
@@ -24,14 +24,14 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - name: Checkout (PR)
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         if: github.event_name == 'pull_request'
         with:
           ref: ${{ github.event.pull_request.head.ref }}
           fetch-depth: 0
 
       - name: Checkout (Push)
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         if: github.event_name == 'push'
         with:
           fetch-depth: 0