diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d249300..cd39e7b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Checkout
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
       - name: Check formatting
         uses: davidanson/markdownlint-cli2-action@v12.0.0
         with:
diff --git a/.github/workflows/sync-labels.yml b/.github/workflows/sync-labels.yml
index b9379c3..25ecfa2 100644
--- a/.github/workflows/sync-labels.yml
+++ b/.github/workflows/sync-labels.yml
@@ -17,7 +17,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Checkout
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
       - name: Sync labels
         uses: micnncim/action-label-syncer@v1.3.0
         with:
diff --git a/.github/workflows/update-license.yml b/.github/workflows/update-license.yml
index b066f74..3c00fa3 100644
--- a/.github/workflows/update-license.yml
+++ b/.github/workflows/update-license.yml
@@ -18,7 +18,7 @@ jobs:
       REGEX: ^(Copyright \(c\) )[0-9]{4}( Devon Powell)$
     steps:
       - name: Checkout
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
       - name: Determine info
         shell: bash
         id: info