diff --git a/.github/workflows/bom-content-test.yaml b/.github/workflows/bom-content-test.yaml
index 635bd318ae40..1d3b3c671b65 100644
--- a/.github/workflows/bom-content-test.yaml
+++ b/.github/workflows/bom-content-test.yaml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository_owner == 'googleapis'
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v5
       with:
         distribution: temurin
@@ -34,7 +34,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository_owner == 'googleapis'
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v5
       with:
         distribution: zulu
diff --git a/.github/workflows/ci-release-note-generation.yaml b/.github/workflows/ci-release-note-generation.yaml
index edd4f25039c6..e3f10fa0036c 100644
--- a/.github/workflows/ci-release-note-generation.yaml
+++ b/.github/workflows/ci-release-note-generation.yaml
@@ -7,7 +7,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v5
       with:
         distribution: temurin
@@ -25,7 +25,7 @@ jobs:
   dry-run:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v5
       with:
         distribution: temurin
diff --git a/.github/workflows/ci-validate-bom.yaml b/.github/workflows/ci-validate-bom.yaml
index e8b2e0048a3d..574bd2fcdc12 100644
--- a/.github/workflows/ci-validate-bom.yaml
+++ b/.github/workflows/ci-validate-bom.yaml
@@ -23,7 +23,7 @@ jobs:
   test-invalid-bom:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Fetch the bad protobuf-bom version 3.22.1
       shell: bash
       # 3.22.1 had a issue in their pom.xml
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 686618a93038..cd27b265b804 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -27,7 +27,7 @@ jobs:
       matrix:
         java: [11, 17, 21]
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v5
       with:
         distribution: temurin
@@ -41,7 +41,7 @@ jobs:
     name: "units (8)"
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-java@v5
         with:
           java-version: 8
@@ -63,7 +63,7 @@ jobs:
     steps:
     - name: Support longpaths
       run: git config --system core.longpaths true
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v5
       with:
         distribution: temurin
@@ -78,7 +78,7 @@ jobs:
       matrix:
         java: [17]
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v5
       with:
         distribution: temurin
@@ -88,7 +88,7 @@ jobs:
   javadoc:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v5
       with:
         distribution: temurin
@@ -100,7 +100,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v5
       with:
         distribution: temurin
@@ -112,7 +112,7 @@ jobs:
   clirr:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v5
       with:
         distribution: temurin
diff --git a/.github/workflows/dashboard.yaml b/.github/workflows/dashboard.yaml
index db2bdb849576..8d291e545bd4 100644
--- a/.github/workflows/dashboard.yaml
+++ b/.github/workflows/dashboard.yaml
@@ -8,7 +8,7 @@ jobs:
   dashboard:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v5
       with:
         distribution: temurin
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository_owner == 'googleapis' && github.head_ref == 'release-please--branches--main'
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v5
       with:
         distribution: temurin
diff --git a/.github/workflows/release-note-generation.yaml b/.github/workflows/release-note-generation.yaml
index b18a8db727d6..080bf8c5078d 100644
--- a/.github/workflows/release-note-generation.yaml
+++ b/.github/workflows/release-note-generation.yaml
@@ -17,7 +17,7 @@ jobs:
       contents: write
       pull-requests: write
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v5
       with:
         distribution: temurin
diff --git a/.github/workflows/renovate_config_check.yaml b/.github/workflows/renovate_config_check.yaml
index 7a08f9c530a3..77228792f4a4 100644
--- a/.github/workflows/renovate_config_check.yaml
+++ b/.github/workflows/renovate_config_check.yaml
@@ -12,7 +12,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     - name: Set up Node.js
       uses: actions/setup-node@v5
diff --git a/.github/workflows/update-readme-table.yaml b/.github/workflows/update-readme-table.yaml
index 0e0e4cd65983..ea92f1d63f4b 100644
--- a/.github/workflows/update-readme-table.yaml
+++ b/.github/workflows/update-readme-table.yaml
@@ -15,7 +15,7 @@ jobs:
       pull-requests: write
     steps:
     - name: Check out repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     - name: Set up Python
       uses: actions/setup-python@v6