diff --git a/.github/workflows/amd64_docker.yml b/.github/workflows/amd64_docker.yml
index 4f8162e..ca2dbda 100644
--- a/.github/workflows/amd64_docker.yml
+++ b/.github/workflows/amd64_docker.yml
@@ -27,7 +27,7 @@ jobs:
     name: ${{matrix.platform}}•${{matrix.distro}}•CMake
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Check docker
         run: |
           docker info
@@ -54,4 +54,4 @@ jobs:
     runs-on: ubuntu-latest
     needs: docker
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
diff --git a/.github/workflows/amd64_linux.yml b/.github/workflows/amd64_linux.yml
index d080071..075aad3 100644
--- a/.github/workflows/amd64_linux.yml
+++ b/.github/workflows/amd64_linux.yml
@@ -21,7 +21,7 @@ jobs:
     name: Linux•CMake(${{matrix.cmake.generator}})
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install Ninja
         run: |
           sudo apt-get update
@@ -58,4 +58,4 @@ jobs:
     runs-on: ubuntu-latest
     needs: native
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
diff --git a/.github/workflows/amd64_macos.yml b/.github/workflows/amd64_macos.yml
index 8b10c33..64b5ae5 100644
--- a/.github/workflows/amd64_macos.yml
+++ b/.github/workflows/amd64_macos.yml
@@ -20,7 +20,7 @@ jobs:
     name: MacOS•CMake(${{matrix.cmake.name}})
     runs-on: macos-13 # last macos intel based runner
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Check CMake
         run: cmake --version
       - name: Configure
@@ -53,4 +53,4 @@ jobs:
     runs-on: ubuntu-latest
     needs: native
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
diff --git a/.github/workflows/amd64_windows.yml b/.github/workflows/amd64_windows.yml
index 33ec1c6..c9504a6 100644
--- a/.github/workflows/amd64_windows.yml
+++ b/.github/workflows/amd64_windows.yml
@@ -22,7 +22,7 @@ jobs:
     env:
       CTEST_OUTPUT_ON_FAILURE: 1
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Check CMake
         run: |
           cmake --version
@@ -56,4 +56,4 @@ jobs:
     runs-on: ubuntu-latest
     needs: native
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
diff --git a/.github/workflows/arm64_macos.yml b/.github/workflows/arm64_macos.yml
index 4b5f606..fb779e5 100644
--- a/.github/workflows/arm64_macos.yml
+++ b/.github/workflows/arm64_macos.yml
@@ -20,7 +20,7 @@ jobs:
     name: MacOS•CMake(${{matrix.cmake.name}})
     runs-on: macos-latest # M1 based runner
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Check CMake
         run: cmake --version
       - name: Configure
@@ -53,4 +53,4 @@ jobs:
     runs-on: ubuntu-latest
     needs: native
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6