diff --git a/.github/workflows/on-pull-request.yml b/.github/workflows/on-pull-request.yml
index 43cdbfa..0c2b8e9 100644
--- a/.github/workflows/on-pull-request.yml
+++ b/.github/workflows/on-pull-request.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
     - name: Checkout sources
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v3
diff --git a/.github/workflows/on-push-master.yml b/.github/workflows/on-push-master.yml
index 2502a3f..7c83359 100644
--- a/.github/workflows/on-push-master.yml
+++ b/.github/workflows/on-push-master.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
     - name: Checkout sources
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v3