diff --git a/.github/workflows/actionlint.yml b/.github/workflows/actionlint.yml
index 224dcd78f..7f5bf7b59 100644
--- a/.github/workflows/actionlint.yml
+++ b/.github/workflows/actionlint.yml
@@ -12,7 +12,7 @@ jobs:
   actionlint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Download actionlint
         id: get_actionlint
diff --git a/.github/workflows/auto-release.yml b/.github/workflows/auto-release.yml
index a9a8b5c12..78a695af3 100644
--- a/.github/workflows/auto-release.yml
+++ b/.github/workflows/auto-release.yml
@@ -12,7 +12,7 @@ jobs:
   auto-release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Release
         uses: softprops/action-gh-release@v1
diff --git a/.github/workflows/cpp.yml b/.github/workflows/cpp.yml
index 9bc7a2910..29e4152c4 100644
--- a/.github/workflows/cpp.yml
+++ b/.github/workflows/cpp.yml
@@ -12,7 +12,7 @@ jobs:
 #  clang-tidy:
 #    runs-on: ubuntu-22.04
 #    steps:
-#      - uses: actions/checkout@v3
+#      - uses: actions/checkout@v4
 #
 #      - name: Install dependencies
 #        run: |
@@ -32,7 +32,7 @@ jobs:
   format:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install Poac & clang-format
         run: |
@@ -49,7 +49,7 @@ jobs:
   lint:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install Poac
         run: |
diff --git a/.github/workflows/doxygen.yml b/.github/workflows/doxygen.yml
index 0ba79f114..1062736c8 100644
--- a/.github/workflows/doxygen.yml
+++ b/.github/workflows/doxygen.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Graphviz
         run: |
diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index a21f68f37..fe61611a0 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -22,7 +22,7 @@ jobs:
         os: [ macos-11, macos-12, macos-13 ]
         build_type: [ Debug, Release ]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install dependencies
         run: |