diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index a5344ba681..5d5dd332fc 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -10,7 +10,7 @@ jobs:
     name: check source files
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Markdown SEO Check
         uses: zentered/markdown-seo-check@v1.1.2
         with:
diff --git a/.github/workflows/install.yml b/.github/workflows/install.yml
index 0c666ebab7..12e8e91fcf 100644
--- a/.github/workflows/install.yml
+++ b/.github/workflows/install.yml
@@ -14,7 +14,7 @@ jobs:
     steps:
     - uses: linkerd/dev/actions/setup-tools@v48
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Lint install script
       run: |
@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Build scripts
       env:
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index ba7a250c8b..5a33808056 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -14,7 +14,7 @@ jobs:
     steps:
     - uses: linkerd/dev/actions/setup-tools@v48
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: On create
       run: |
diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index 4dd3d724f8..45f7a0c5ee 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -13,7 +13,7 @@ jobs:
     steps:
     - uses: linkerd/dev/actions/setup-tools@v48
     - name: Checkout code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: On create
       run: .devcontainer/on-create.sh