diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index de38d4da..e55a514a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: [ubuntu-latest]
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Use Java for gradle
         uses: actions/setup-java@v4
         with:
@@ -61,7 +61,7 @@ jobs:
        with:
          node-version: 16
      - name: Checkout
-       uses: actions/checkout@v4
+       uses: actions/checkout@v5
      - name: Download generated site
        uses: actions/download-artifact@v4
        with:
diff --git a/.github/workflows/linkinator.yml b/.github/workflows/linkinator.yml
index 74c3ab9e..0422e06a 100644
--- a/.github/workflows/linkinator.yml
+++ b/.github/workflows/linkinator.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: [ubuntu-latest]
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: "run linkinator" 
         run: |
           npm run build:linkinator
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 747efb2d..b9ed38eb 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: [ubuntu-latest]
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Java
         uses: actions/setup-java@v4
         with:
@@ -61,7 +61,7 @@ jobs:
        with:
          node-version: 16
      - name: Checkout
-       uses: actions/checkout@v4
+       uses: actions/checkout@v5
      - name: Download generated site
        uses: actions/download-artifact@v4
        with: