diff --git a/.github/workflows/Clang.yml b/.github/workflows/Clang.yml
index a47987dfc..30bd03aab 100644
--- a/.github/workflows/Clang.yml
+++ b/.github/workflows/Clang.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: recursive  # This ensures all nested submodules are fetched
 
@@ -76,7 +76,7 @@ jobs:
           chmod -R u+rwx /home/cnc/actions-runner/_work
 
       - name: Checkout Repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: recursive  # This ensures all nested submodules are fetched
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 70f369efe..7777ad9a6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -38,7 +38,7 @@ jobs:
           df -h
   
     - name: Checkout code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v6
       with:
         submodules: false
 
diff --git a/.github/workflows/doxygen.yml b/.github/workflows/doxygen.yml
index 11174d3c9..1694586dc 100644
--- a/.github/workflows/doxygen.yml
+++ b/.github/workflows/doxygen.yml
@@ -25,7 +25,7 @@ jobs:
           chmod -R u+rwx /home/cnc/actions-runner/_work
 
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Install Doxygen and Graphviz
         run: sudo apt-get update && sudo apt-get install -y doxygen graphviz
@@ -67,7 +67,7 @@ jobs:
           chmod -R u+rwx /home/cnc/actions-runner/_work
 
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         
       - name: Install Doxygen and Graphviz, PlantUML, and Java
         run: |