diff --git a/.github/workflows/bcr-compatibility.yml b/.github/workflows/bcr-compatibility.yml
index 9847b866..39c21f2d 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@v4
+        uses: actions/checkout@v5
         with:
           submodules: false
 
@@ -135,7 +135,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           submodules: false
 
@@ -201,7 +201,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           submodules: false
 
@@ -241,7 +241,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           submodules: false
 
@@ -285,7 +285,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           submodules: false
 
@@ -346,7 +346,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           submodules: false
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d1d91ccc..ecbec7a8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install Bazelisk
         run: |
@@ -53,7 +53,7 @@ jobs:
           --health-retries 5
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           submodules: false
 
@@ -153,7 +153,7 @@ jobs:
     needs: lint # Run tests only after lint passes
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           submodules: false
 
@@ -248,7 +248,7 @@ jobs:
     needs: lint # Run in parallel with regular tests
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           submodules: false
 
@@ -328,7 +328,7 @@ jobs:
     needs: [test-linux, test-macos]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           submodules: false
 
@@ -421,7 +421,7 @@ jobs:
     if: github.ref == 'refs/heads/main'
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0
           submodules: false
diff --git a/.github/workflows/docs-deploy.yml b/.github/workflows/docs-deploy.yml
index 190b8f8e..570db0f8 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@v4
+        uses: actions/checkout@v5
 
       - name: Setup Bazel
         uses: bazel-contrib/setup-bazel@0.8.5
diff --git a/.github/workflows/production-readiness.yml b/.github/workflows/production-readiness.yml
index 12da2e00..688e363f 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@v4
+      - uses: actions/checkout@v5
 
       - name: Setup Bazel
         uses: bazel-contrib/setup-bazel@0.8.1
@@ -43,7 +43,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Check for placeholder checksums
         run: |
@@ -75,7 +75,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Setup Bazel
         uses: bazel-contrib/setup-bazel@0.8.1
@@ -120,7 +120,7 @@ jobs:
         os: [ubuntu-20.04, ubuntu-22.04, macos-12, macos-13]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Setup Bazel
         uses: bazel-contrib/setup-bazel@0.8.1
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d22c32c0..dec0d29a 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -26,7 +26,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/weekly-checksum-update.yml b/.github/workflows/weekly-checksum-update.yml
index d78dce68..d1b20d38 100644
--- a/.github/workflows/weekly-checksum-update.yml
+++ b/.github/workflows/weekly-checksum-update.yml
@@ -38,7 +38,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           fetch-depth: 0