diff --git a/.github/workflows/semgrep.yml b/.github/workflows/semgrep.yml
index 66bbd9a..10f5994 100644
--- a/.github/workflows/semgrep.yml
+++ b/.github/workflows/semgrep.yml
@@ -20,5 +20,5 @@ jobs:
     container:
       image: returntocorp/semgrep
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - run: semgrep ci
diff --git a/.github/workflows/trivy.yml b/.github/workflows/trivy.yml
index ca0ec62..22359f7 100644
--- a/.github/workflows/trivy.yml
+++ b/.github/workflows/trivy.yml
@@ -15,7 +15,7 @@ jobs:
       security-events: write
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Run Trivy vulnerability scanner in repo mode
         uses: aquasecurity/trivy-action@master
diff --git a/.github/workflows/unittest.yml b/.github/workflows/unittest.yml
index bec969d..d9fd4c4 100644
--- a/.github/workflows/unittest.yml
+++ b/.github/workflows/unittest.yml
@@ -16,7 +16,7 @@ jobs:
       checks: write
       pull-requests: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install unittest bin
         run: helm plugin install https://github.com/helm-unittest/helm-unittest.git
 
diff --git a/.github/workflows/update-check.yml b/.github/workflows/update-check.yml
index de62095..515ebe8 100644
--- a/.github/workflows/update-check.yml
+++ b/.github/workflows/update-check.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Download "helm-chart-update-check"
         uses: engineerd/configurator@v0.0.10