diff --git a/.github/workflows/auto-publish.yml b/.github/workflows/auto-publish.yml
index ff3da84c..afc0ac06 100644
--- a/.github/workflows/auto-publish.yml
+++ b/.github/workflows/auto-publish.yml
@@ -7,7 +7,7 @@ jobs:
   deploy:
     runs-on: ubuntu-22.04
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: w3c/spec-prod@v2
       with:
         GH_PAGES_BRANCH: gh-pages
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index c8a58aba..092acd25 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -11,7 +11,7 @@ jobs:
   pre-commit:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: '3.11'
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 53baf92d..72afdb1f 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -10,7 +10,7 @@ jobs:
   build:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: "3.11"
@@ -19,7 +19,7 @@ jobs:
   cddl:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v6
         with:
           node-version: 22