diff --git a/.github/workflows/continuous_delivery.yml b/.github/workflows/continuous_delivery.yml
index f360d6f4..a977870b 100644
--- a/.github/workflows/continuous_delivery.yml
+++ b/.github/workflows/continuous_delivery.yml
@@ -12,7 +12,7 @@ jobs:
     name: Deploy to GitHub Pages
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-node@v4
         with:
           node-version: 18
diff --git a/.github/workflows/continuous_integration.yml b/.github/workflows/continuous_integration.yml
index 1eff53e3..b2f22141 100644
--- a/.github/workflows/continuous_integration.yml
+++ b/.github/workflows/continuous_integration.yml
@@ -12,7 +12,7 @@ jobs:
     name: Test deployment
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-node@v4
         with:
           node-version: 18