diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 0c287f1..c9b1467 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -15,7 +15,7 @@ jobs:
     timeout-minutes: 15
     steps:
       - name: Checkout the code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Set up Dart
         uses: dart-lang/setup-dart@v1
         with:
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 74b4672..e482532 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -13,7 +13,7 @@ jobs:
     timeout-minutes: 15
     environment: pub.dev
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: dart-lang/setup-dart@v1
         with:
           sdk: "3.10.0"
@@ -65,7 +65,7 @@ jobs:
       contents: write
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Extract version from tag
         id: get_version
diff --git a/.github/workflows/update-readme-badge.yaml b/.github/workflows/update-readme-badge.yaml
index 90791de..c0fba19 100644
--- a/.github/workflows/update-readme-badge.yaml
+++ b/.github/workflows/update-readme-badge.yaml
@@ -16,7 +16,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: dart-lang/setup-dart@v1
         with: