diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1a210aa..bb44d02 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,7 +25,7 @@ jobs:
         run: git config --global core.autocrlf false
 
       - name: Setup repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
 
       - name: Setup Deno
         uses: denoland/setup-deno@v1
diff --git a/.github/workflows/on-release.yml b/.github/workflows/on-release.yml
index 0e04cbe..4b2894f 100644
--- a/.github/workflows/on-release.yml
+++ b/.github/workflows/on-release.yml
@@ -10,7 +10,7 @@ jobs:
 
     steps:
       - name: Setup repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
 
       - name: Setup Deno
         uses: denoland/setup-deno@v1
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 2c604f2..eda8851 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -12,5 +12,5 @@ jobs:
       contents: read
       id-token: write # The OIDC ID token is used for authentication with JSR.
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - run: npx jsr publish
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5043756..05f02da 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,7 +15,7 @@ jobs:
       contents: read
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
       - name: Deploy to Deno Deploy
         uses: ./
         with:
diff --git a/README.md b/README.md
index 3ebec33..410f0fc 100644
--- a/README.md
+++ b/README.md
@@ -51,7 +51,7 @@ jobs:
 
     steps:
       - name: Clone repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Deploy to Deno Deploy
         uses: denoland/deployctl@v1