diff --git a/.github/workflows/buf-push.yaml b/.github/workflows/buf-push.yaml
index 68090136e..9452fcca8 100644
--- a/.github/workflows/buf-push.yaml
+++ b/.github/workflows/buf-push.yaml
@@ -11,7 +11,7 @@ jobs:
   push:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
         # This step sets up the variable steps.buf-version.outputs.v
         # to contain the version of Buf (e.g. v1.36.0) from go.mod.
diff --git a/.github/workflows/buf-update.yaml b/.github/workflows/buf-update.yaml
index 77ba4378c..c77e588c1 100644
--- a/.github/workflows/buf-update.yaml
+++ b/.github/workflows/buf-update.yaml
@@ -11,7 +11,7 @@ jobs:
     env:
       GITHUB_TOKEN: ${{ github.token }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Run 'buf update'
         run: |
diff --git a/.github/workflows/buf-validate.yaml b/.github/workflows/buf-validate.yaml
index 405d7fcbf..0aa8ee74f 100644
--- a/.github/workflows/buf-validate.yaml
+++ b/.github/workflows/buf-validate.yaml
@@ -13,7 +13,7 @@ jobs:
   validate:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       # This step sets up the variable steps.buf-version.outputs.v
       # to contain the version of Buf (e.g. v1.36.0) from go.mod.
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 378d8096d..600cb61f8 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -9,7 +9,7 @@ jobs:
   golangci-lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-go@v5
         with:
           go-version-file: 'go.mod'
diff --git a/.github/workflows/markdown-lint.yml b/.github/workflows/markdown-lint.yml
index 3a6c5f0d6..dfa587c8f 100644
--- a/.github/workflows/markdown-lint.yml
+++ b/.github/workflows/markdown-lint.yml
@@ -9,7 +9,7 @@ jobs:
   markdownlint-cli2:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: DavidAnson/markdownlint-cli2-action@v20
         with:
           globs: |
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 68c41eda2..2c710fc6a 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
@@ -52,7 +52,7 @@ jobs:
       IMAGE_NAME: ${{ github.repository }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 0c1015d65..4dd174ffc 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -9,7 +9,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
 
diff --git a/.github/workflows/trigger-nightly.yml b/.github/workflows/trigger-nightly.yml
index bd6990ccc..dfc3af1bb 100644
--- a/.github/workflows/trigger-nightly.yml
+++ b/.github/workflows/trigger-nightly.yml
@@ -14,7 +14,7 @@ jobs:
     steps:
       -
         name: 'Checkout'
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           token: ${{ secrets.NIGHTLY_BUILD_GH_TOKEN }}
           fetch-depth: 0
diff --git a/.github/workflows/validate-generated-files.yml b/.github/workflows/validate-generated-files.yml
index 3f8a0967e..c08df80e1 100644
--- a/.github/workflows/validate-generated-files.yml
+++ b/.github/workflows/validate-generated-files.yml
@@ -9,7 +9,7 @@ jobs:
   validate-generated-files:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Go
         uses: actions/setup-go@v5