diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 88148da..1e32f4e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: windows-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         submodules: recursive
 
@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         submodules: recursive
 
@@ -61,7 +61,7 @@ jobs:
     runs-on: [self-hosted, windows]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         submodules: recursive
 
@@ -81,7 +81,7 @@ jobs:
     runs-on: [self-hosted, linux]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         submodules: recursive
 
diff --git a/.github/workflows/clang-format-check.yml b/.github/workflows/clang-format-check.yml
index d97ef0f..58f7563 100644
--- a/.github/workflows/clang-format-check.yml
+++ b/.github/workflows/clang-format-check.yml
@@ -9,7 +9,7 @@ jobs:
         path:
           - 'Fronter/Source'
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Run clang-format style check for C/C++ programs.
       uses: jidicula/clang-format-action@v4.15.0
       with: