diff --git a/.github/workflows/code_testing.yml b/.github/workflows/code_testing.yml
index ee705fb..4c19463 100644
--- a/.github/workflows/code_testing.yml
+++ b/.github/workflows/code_testing.yml
@@ -36,7 +36,7 @@ jobs:
           sudo apt-get update -y
 
       - name: Install CMake
-        uses: lukka/get-cmake@v3.24.3
+        uses: lukka/get-cmake@v3.29.3
         with:
           cmakeVersion: 3.16.9
 
@@ -71,12 +71,12 @@ jobs:
 
       - name: Cache conan data
         id: cache-conan
-        uses: actions/cache@v3
+        uses: actions/cache@v4.0.2
         with:
           path: ~/.conan2/p
           key: ${{ matrix.config.os }}-${{ matrix.config.compiler }}
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4.1.6
 
       - name: Get dependency provider
         run: |
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index 79392e0..a8760f5 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -16,13 +16,13 @@ jobs:
       - uses: actions/checkout@v3
       # https://github.com/marketplace/actions/doxygen-action
       - name: generate docu
-        uses: mattnotmitt/doxygen-action@v1
+        uses: mattnotmitt/doxygen-action@v1.9.8
         with:
           working-directory: '.'
           doxyfile-path: 'Doxyfile'
 
       - name: upload to github page branch
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@v4.0.0
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./docu