diff --git a/.github/workflows/commit-checker.yml b/.github/workflows/commit-checker.yml
index 511e6f3..3739cc1 100644
--- a/.github/workflows/commit-checker.yml
+++ b/.github/workflows/commit-checker.yml
@@ -10,7 +10,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 4
 
diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index 4fd133c..da17ae0 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     - name: Set up Python 3.8
       uses: actions/setup-python@v5
       with:
@@ -32,7 +32,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     - name: Flake8
       uses: TrueBrain/actions-flake8@v2
       with:
@@ -43,7 +43,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     - name: Set up Python 3.8
       uses: actions/setup-python@v5
       with: