diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 654c535..6ef8f95 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v3
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index a9698a4..9ca91f9 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -38,7 +38,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           # For workflow_run, check out the exact commit that passed CI.
           ref: ${{ github.event.workflow_run.head_sha || github.sha }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index da78ebc..446e695 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -45,7 +45,7 @@ jobs:
         node: ["22", "24"]
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 1