diff --git a/.github/workflows/examples-autocomplete.yml b/.github/workflows/examples-autocomplete.yml
index 99f3832..c35896b 100644
--- a/.github/workflows/examples-autocomplete.yml
+++ b/.github/workflows/examples-autocomplete.yml
@@ -16,7 +16,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-node@v4
       - name: build the reference-lib
         working-directory: ./reference-lib
diff --git a/.github/workflows/examples-ref-browser.yml b/.github/workflows/examples-ref-browser.yml
index 9ebe88c..552bdf2 100644
--- a/.github/workflows/examples-ref-browser.yml
+++ b/.github/workflows/examples-ref-browser.yml
@@ -16,7 +16,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-node@v4
       - name: build the reference-lib
         working-directory: ./reference-lib
diff --git a/.github/workflows/reference-converter.daily.yml b/.github/workflows/reference-converter.daily.yml
index ce1ef77..975326a 100644
--- a/.github/workflows/reference-converter.daily.yml
+++ b/.github/workflows/reference-converter.daily.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - run: make devtools-image
     - name: let the build create files
       run: chmod 777 .
diff --git a/.github/workflows/reference-converter.yml b/.github/workflows/reference-converter.yml
index 46193b0..aa4e751 100644
--- a/.github/workflows/reference-converter.yml
+++ b/.github/workflows/reference-converter.yml
@@ -21,7 +21,7 @@ jobs:
     env:
       testResults: ./reference-converter/results/test.xml
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - run: make devtools-image
       - name: let the build create files
         run: chmod 777 .
@@ -44,7 +44,7 @@ jobs:
     env:
       working-directory: ./reference-converter
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-go@v5
         with:
           go-version-file: ${{ env.working-directory }}/go.mod
diff --git a/.github/workflows/reference-lib.publish.yml b/.github/workflows/reference-lib.publish.yml
index c34d24f..049cceb 100644
--- a/.github/workflows/reference-lib.publish.yml
+++ b/.github/workflows/reference-lib.publish.yml
@@ -16,7 +16,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-node@v4
         with:
           node-version: '16.x'