diff --git a/.github/workflows/generate-pdf.yml b/.github/workflows/generate-pdf.yml
index 55b3e1f..6a9fa69 100644
--- a/.github/workflows/generate-pdf.yml
+++ b/.github/workflows/generate-pdf.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v4