diff --git a/.github/workflows/bcr-compatibility.yml b/.github/workflows/bcr-compatibility.yml
index afa63cf7..2d46c539 100644
--- a/.github/workflows/bcr-compatibility.yml
+++ b/.github/workflows/bcr-compatibility.yml
@@ -31,7 +31,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: false
 
@@ -135,7 +135,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: false
 
@@ -208,7 +208,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: false
 
@@ -248,7 +248,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: false
 
@@ -292,7 +292,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: false
 
@@ -353,7 +353,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: false
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 52bd6a22..ac4ec2c6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install Bazelisk
         run: |
@@ -42,7 +42,7 @@ jobs:
     needs: lint
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install Bazelisk
         run: |
@@ -95,7 +95,7 @@ jobs:
           --health-retries 5
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: false
 
@@ -194,7 +194,7 @@ jobs:
     needs: [lint, hermiticity-check]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: false
 
@@ -308,7 +308,7 @@ jobs:
     needs: [lint, hermiticity-check]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: false
 
@@ -388,7 +388,7 @@ jobs:
     needs: [test-linux, test-macos]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: false
 
@@ -481,7 +481,7 @@ jobs:
     if: github.ref == 'refs/heads/main'
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
           submodules: false
diff --git a/.github/workflows/docs-deploy.yml b/.github/workflows/docs-deploy.yml
index ec83de4b..fd01dbed 100644
--- a/.github/workflows/docs-deploy.yml
+++ b/.github/workflows/docs-deploy.yml
@@ -27,7 +27,7 @@ jobs:
       CLOUDFLARE_TOKEN: ${{ secrets.CLOUDFLARE_TOKEN }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Bazel
         uses: bazel-contrib/setup-bazel@0.15.0
diff --git a/.github/workflows/production-readiness.yml b/.github/workflows/production-readiness.yml
index 62ec2080..1f5e0058 100644
--- a/.github/workflows/production-readiness.yml
+++ b/.github/workflows/production-readiness.yml
@@ -18,7 +18,7 @@ jobs:
         os: [ubuntu-latest, macos-latest]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Bazel
         uses: bazel-contrib/setup-bazel@0.15.0
@@ -43,7 +43,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Check for placeholder checksums
         run: |
@@ -75,7 +75,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Bazel
         uses: bazel-contrib/setup-bazel@0.15.0
@@ -120,7 +120,7 @@ jobs:
         os: [ubuntu-22.04, macos-15-intel]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Bazel
         uses: bazel-contrib/setup-bazel@0.15.0
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8c5a45bb..7ead2704 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -26,7 +26,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/weekly-checksum-update.yml b/.github/workflows/weekly-checksum-update.yml
index 3289c37c..feb8000c 100644
--- a/.github/workflows/weekly-checksum-update.yml
+++ b/.github/workflows/weekly-checksum-update.yml
@@ -39,7 +39,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           fetch-depth: 0