diff --git a/.github/workflows/publish_website.yml b/.github/workflows/publish_website.yml
index ea359b28..4a63391d 100644
--- a/.github/workflows/publish_website.yml
+++ b/.github/workflows/publish_website.yml
@@ -15,7 +15,7 @@ jobs:
         python-version: [3.6]
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: Install dependencies
       run: |
         sudo apt-get update