diff --git a/.github/workflows/Docs.yml b/.github/workflows/Docs.yml
index 5fb6e7c..69113ae 100644
--- a/.github/workflows/Docs.yml
+++ b/.github/workflows/Docs.yml
@@ -17,7 +17,7 @@ jobs:
     steps:
 
     - name: '🧰 Checkout'
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/Linux-Clang.yml b/.github/workflows/Linux-Clang.yml
index 4766c70..34cc4cc 100644
--- a/.github/workflows/Linux-Clang.yml
+++ b/.github/workflows/Linux-Clang.yml
@@ -39,7 +39,7 @@ jobs:
         run: sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y && sudo apt-get update
 
       - name: '🧰 Checkout'
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: '${{ matrix.icon }} Setup CMake'
         uses: jwlawson/actions-setup-cmake@v2.0
diff --git a/.github/workflows/Linux-GCC.yml b/.github/workflows/Linux-GCC.yml
index 3100560..588552d 100644
--- a/.github/workflows/Linux-GCC.yml
+++ b/.github/workflows/Linux-GCC.yml
@@ -23,7 +23,7 @@ jobs:
     steps:
 
     - name: '🧰 Checkout'
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/MacOS-Clang.yml b/.github/workflows/MacOS-Clang.yml
index 3f54951..e3ea13d 100644
--- a/.github/workflows/MacOS-Clang.yml
+++ b/.github/workflows/MacOS-Clang.yml
@@ -17,7 +17,7 @@ jobs:
     steps:
 
     - name: '🧰 Checkout'
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/MacOS-GCC.yml b/.github/workflows/MacOS-GCC.yml
index 309bd73..23b2748 100644
--- a/.github/workflows/MacOS-GCC.yml
+++ b/.github/workflows/MacOS-GCC.yml
@@ -24,7 +24,7 @@ jobs:
     steps:
 
     - name: '🧰 Checkout'
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/Windows-MSVC.yml b/.github/workflows/Windows-MSVC.yml
index b830dce..b4cb3b1 100644
--- a/.github/workflows/Windows-MSVC.yml
+++ b/.github/workflows/Windows-MSVC.yml
@@ -17,7 +17,7 @@ jobs:
     steps:
 
     - name: '🧰 Checkout'
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/Windows-MSYS2.yml b/.github/workflows/Windows-MSYS2.yml
index 1e58bc5..77777bf 100644
--- a/.github/workflows/Windows-MSYS2.yml
+++ b/.github/workflows/Windows-MSYS2.yml
@@ -28,7 +28,7 @@ jobs:
     steps:
 
     - name: '🧰 Checkout'
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0