diff --git a/.github/workflows/ci_android_lint.yml b/.github/workflows/ci_android_lint.yml
index 0bb7f92ed..04e55a35c 100644
--- a/.github/workflows/ci_android_lint.yml
+++ b/.github/workflows/ci_android_lint.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up JDK 17
         uses: actions/setup-java@v5
diff --git a/.github/workflows/ci_assemble.yml b/.github/workflows/ci_assemble.yml
index 3974421c5..d2edd18e0 100644
--- a/.github/workflows/ci_assemble.yml
+++ b/.github/workflows/ci_assemble.yml
@@ -19,7 +19,7 @@ jobs:
   build_sdk:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Java 17
         uses: actions/setup-java@v5
diff --git a/.github/workflows/ci_db_migrations.yml b/.github/workflows/ci_db_migrations.yml
index fdf093335..ffbf9ae5a 100644
--- a/.github/workflows/ci_db_migrations.yml
+++ b/.github/workflows/ci_db_migrations.yml
@@ -28,7 +28,7 @@ jobs:
     name: ${{ matrix.conf.name }}
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Java 17
         uses: actions/setup-java@v5
diff --git a/.github/workflows/ci_debug_sample.yml b/.github/workflows/ci_debug_sample.yml
index 9c4928105..2e885830c 100644
--- a/.github/workflows/ci_debug_sample.yml
+++ b/.github/workflows/ci_debug_sample.yml
@@ -15,7 +15,7 @@ jobs:
     name: ${{ matrix.conf.name }}
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Java 17
         uses: actions/setup-java@v5
diff --git a/.github/workflows/ci_e2e_tests.yml b/.github/workflows/ci_e2e_tests.yml
index 35a208cb9..616dfa574 100644
--- a/.github/workflows/ci_e2e_tests.yml
+++ b/.github/workflows/ci_e2e_tests.yml
@@ -19,7 +19,7 @@ jobs:
     name: Build Internal ${{ matrix.conf.name }}
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Java 17
         uses: actions/setup-java@v5
@@ -76,7 +76,7 @@ jobs:
     needs: build_internal_samples
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Enable KVM
         run: |
diff --git a/.github/workflows/ci_github_release.yml b/.github/workflows/ci_github_release.yml
index 7612fc826..20452f859 100644
--- a/.github/workflows/ci_github_release.yml
+++ b/.github/workflows/ci_github_release.yml
@@ -9,7 +9,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Generate Release Notes
       id: drafter
diff --git a/.github/workflows/ci_instrumented_tests.yml b/.github/workflows/ci_instrumented_tests.yml
index 83c636239..5c18d82b2 100644
--- a/.github/workflows/ci_instrumented_tests.yml
+++ b/.github/workflows/ci_instrumented_tests.yml
@@ -33,7 +33,7 @@ jobs:
     name: Run Instrumented Tests
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/ci_internal_sample.yml b/.github/workflows/ci_internal_sample.yml
index d3b8df58e..ac2eed993 100644
--- a/.github/workflows/ci_internal_sample.yml
+++ b/.github/workflows/ci_internal_sample.yml
@@ -24,7 +24,7 @@ jobs:
     name: ${{ matrix.conf.name }}
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Java 17
         uses: actions/setup-java@v5
diff --git a/.github/workflows/ci_record_snapshots.yml b/.github/workflows/ci_record_snapshots.yml
index 93c2c2f62..36dca8aec 100644
--- a/.github/workflows/ci_record_snapshots.yml
+++ b/.github/workflows/ci_record_snapshots.yml
@@ -13,7 +13,7 @@ jobs:
     name: ${{ matrix.conf.name }}
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Java 17
         uses: actions/setup-java@v5
diff --git a/.github/workflows/ci_relay.yml b/.github/workflows/ci_relay.yml
index 83969f766..2545b5980 100644
--- a/.github/workflows/ci_relay.yml
+++ b/.github/workflows/ci_relay.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Run Relay CI
         env:
diff --git a/.github/workflows/ci_release_artifacts.yml b/.github/workflows/ci_release_artifacts.yml
index ebdc283ea..17b21ec71 100644
--- a/.github/workflows/ci_release_artifacts.yml
+++ b/.github/workflows/ci_release_artifacts.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up JDK 17
         uses: actions/setup-java@v5
diff --git a/.github/workflows/ci_release_sample.yml b/.github/workflows/ci_release_sample.yml
index 1751df86a..e5efb999a 100644
--- a/.github/workflows/ci_release_sample.yml
+++ b/.github/workflows/ci_release_sample.yml
@@ -16,7 +16,7 @@ jobs:
     name: ${{ matrix.conf.name }}
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Java 17
         uses: actions/setup-java@v5
diff --git a/.github/workflows/ci_scheduled.yml b/.github/workflows/ci_scheduled.yml
index f8d7c83dd..4fc1da155 100644
--- a/.github/workflows/ci_scheduled.yml
+++ b/.github/workflows/ci_scheduled.yml
@@ -23,7 +23,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Run Relay CI
         env:
@@ -47,7 +47,7 @@ jobs:
 #     name: ${{ matrix.conf.name }}
 #     runs-on: self-hosted
 #     steps:
-#       - uses: actions/checkout@v5
+#       - uses: actions/checkout@v6
 
 #       - name: Run instrumented tests
 #         uses: ./.github/actions/ci_instrumented_tests
@@ -66,7 +66,7 @@ jobs:
     if: failure()
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Send GitHub Action trigger data to Slack workflow
         id: slack
diff --git a/.github/workflows/ci_sonarcloud.yml b/.github/workflows/ci_sonarcloud.yml
index 6914a71ce..beb5f25dc 100644
--- a/.github/workflows/ci_sonarcloud.yml
+++ b/.github/workflows/ci_sonarcloud.yml
@@ -26,7 +26,7 @@ jobs:
     name: Build and analyze
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up JDK 17
         uses: actions/setup-java@v5
diff --git a/.github/workflows/claude-review.yml b/.github/workflows/claude-review.yml
index 05217b321..2602aafce 100644
--- a/.github/workflows/claude-review.yml
+++ b/.github/workflows/claude-review.yml
@@ -24,7 +24,7 @@ jobs:
       id-token: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/slack_release_notifications_workflow.yaml b/.github/workflows/slack_release_notifications_workflow.yaml
index 1b5047042..50be8ddb1 100644
--- a/.github/workflows/slack_release_notifications_workflow.yaml
+++ b/.github/workflows/slack_release_notifications_workflow.yaml
@@ -16,7 +16,7 @@ jobs:
     steps:
     - id: 'step-0'
       name: 'Check out'
-      uses: 'actions/checkout@v5'
+      uses: 'actions/checkout@v6'
     - id: 'step-1'
       name: 'Notify Channel'
       uses: 'slackapi/slack-github-action@v1.24.0'