diff --git a/.github/workflows/Code_Coverage.yml b/.github/workflows/Code_Coverage.yml
index 4907146..2127046 100644
--- a/.github/workflows/Code_Coverage.yml
+++ b/.github/workflows/Code_Coverage.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Install tools manually
         run: sudo apt-get install lcov gcovr
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Configure CMake
         run: cmake -DTEST=ON -DCODE_COVERAGE=ON -B ${{github.workspace}}/build; sudo apt-get install lcov gcovr
diff --git a/.github/workflows/clang_format.yml b/.github/workflows/clang_format.yml
index 7c2f318..c0b8c98 100644
--- a/.github/workflows/clang_format.yml
+++ b/.github/workflows/clang_format.yml
@@ -17,7 +17,7 @@ jobs:
           - 'example'
           - 'test'
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - name: Run clang-format style check
       uses: jidicula/clang-format-action@v4.15.0
       with:
diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index f99d143..506a66c 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Configure CMake
       # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index bbea0ee..8ed4d9a 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -40,7 +40,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/cppcheck.yml b/.github/workflows/cppcheck.yml
index 7ae0d65..970110a 100644
--- a/.github/workflows/cppcheck.yml
+++ b/.github/workflows/cppcheck.yml
@@ -8,7 +8,7 @@ jobs:
     name: cppcheck-test
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
           
       - name: cppcheck
         uses: deep5050/cppcheck-action@main
diff --git a/.github/workflows/flawfinder.yml b/.github/workflows/flawfinder.yml
index cb89bf7..e412ba8 100644
--- a/.github/workflows/flawfinder.yml
+++ b/.github/workflows/flawfinder.yml
@@ -24,7 +24,7 @@ jobs:
       security-events: write
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: flawfinder_scan
         uses: david-a-wheeler/flawfinder@c57197cd6061453f10a496f30a732bc1905918d1