diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index b9b8be0c3..768a9c4a9 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -27,7 +27,7 @@ jobs:
       matrix:
         java: [11, 17, 21, 25]
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v4
       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@v4
         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@v4
       with:
         distribution: temurin
@@ -78,7 +78,7 @@ jobs:
       matrix:
         java: [17]
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: actions/setup-java@v4
       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@v4
       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@v4
       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@v4
       with:
         distribution: temurin
diff --git a/.github/workflows/renovate_config_check.yaml b/.github/workflows/renovate_config_check.yaml
index 47b9e87c9..f65c0c3b2 100644
--- a/.github/workflows/renovate_config_check.yaml
+++ b/.github/workflows/renovate_config_check.yaml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     - name: Set up Node.js
       uses: actions/setup-node@v4
diff --git a/.github/workflows/samples.yaml b/.github/workflows/samples.yaml
index f833b8022..345140032 100644
--- a/.github/workflows/samples.yaml
+++ b/.github/workflows/samples.yaml
@@ -20,7 +20,7 @@ jobs:
   checkstyle:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-java@v4
         with:
           distribution: temurin
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index 69df4a253..5d28a9892 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/unmanaged_dependency_check.yaml b/.github/workflows/unmanaged_dependency_check.yaml
index 3c07fc202..abe652608 100644
--- a/.github/workflows/unmanaged_dependency_check.yaml
+++ b/.github/workflows/unmanaged_dependency_check.yaml
@@ -5,7 +5,7 @@ jobs:
   unmanaged_dependency_check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-java@v3
         with:
           distribution: temurin