diff --git a/.github/workflows/build-and-deploy-docs.yml b/.github/workflows/build-and-deploy-docs.yml
index a572a83..15d12cc 100644
--- a/.github/workflows/build-and-deploy-docs.yml
+++ b/.github/workflows/build-and-deploy-docs.yml
@@ -25,7 +25,7 @@ jobs:
     steps:
 
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Check links
         uses: addnab/docker-run-action@v3
diff --git a/.github/workflows/build-and-test.yml b/.github/workflows/build-and-test.yml
index d0b76c9..a3a30ed 100644
--- a/.github/workflows/build-and-test.yml
+++ b/.github/workflows/build-and-test.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: dylan-lang/install-opendylan@v3
 
diff --git a/.github/workflows/check-docs.yml b/.github/workflows/check-docs.yml
index 7a44973..6ebfc68 100644
--- a/.github/workflows/check-docs.yml
+++ b/.github/workflows/check-docs.yml
@@ -25,7 +25,7 @@ jobs:
     steps:
 
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Check links
         uses: addnab/docker-run-action@v3