diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 02680d0..daa9d23 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -32,7 +32,7 @@ jobs:
           cache: false
 
       - name: Check out code into the Go module directory
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Print Go environment
         id: vars
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 8371d0d..d0e88bb 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           # We must fetch at least the immediate parents so that if this is
           # a pull request then we can checkout the head.
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 01ee1b2..099c1f0 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -13,7 +13,7 @@ jobs:
     name: GolangCi-Lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Run golangci-lint
         uses: golangci/golangci-lint-action@v8
         with:
diff --git a/.github/workflows/pr_review_dog.yml b/.github/workflows/pr_review_dog.yml
index 6df9386..f2a9951 100644
--- a/.github/workflows/pr_review_dog.yml
+++ b/.github/workflows/pr_review_dog.yml
@@ -20,7 +20,7 @@ jobs:
           go-version: "1.25.x"
 
       - name: Check out code into the Go module directory
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Run golangci-lint
         uses: golangci/golangci-lint-action@v8
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a7523cb..a1783f3 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - run: git fetch --force --tags