diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 3a33316..d2d2da7 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -38,7 +38,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/package-linux.yml b/.github/workflows/package-linux.yml
index fdc512c..391b5da 100644
--- a/.github/workflows/package-linux.yml
+++ b/.github/workflows/package-linux.yml
@@ -25,7 +25,7 @@ jobs:
   build:
     runs-on: ubuntu-22.04
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - name: Set up Python
       uses: actions/setup-python@v5
       with:
diff --git a/.github/workflows/package-macos.yml b/.github/workflows/package-macos.yml
index e74d176..fdd1ae1 100644
--- a/.github/workflows/package-macos.yml
+++ b/.github/workflows/package-macos.yml
@@ -28,7 +28,7 @@ jobs:
         os: [ macos-13, macos-14 ]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/package-osx-legacy.yml b/.github/workflows/package-osx-legacy.yml
index 304f404..3a2e71f 100644
--- a/.github/workflows/package-osx-legacy.yml
+++ b/.github/workflows/package-osx-legacy.yml
@@ -31,7 +31,7 @@ jobs:
       PYTHON_VERSION: 3.11.9
       MACOSX_DEPLOYMENT_TARGET: '10.13'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Get Python
         run: curl https://www.python.org/ftp/python/3.11.9/python-3.11.9-macos11.pkg -o "python.pkg"
       - name: Install Python
diff --git a/.github/workflows/package-windows-with-docker.yml b/.github/workflows/package-windows-with-docker.yml
index f695767..1525473 100644
--- a/.github/workflows/package-windows-with-docker.yml
+++ b/.github/workflows/package-windows-with-docker.yml
@@ -20,7 +20,7 @@ jobs:
             capital: KCC_c2p
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Package Application
         uses: JackMcKew/pyinstaller-action-windows@main
diff --git a/.github/workflows/package-windows.yml b/.github/workflows/package-windows.yml
index 8e70732..0256196 100644
--- a/.github/workflows/package-windows.yml
+++ b/.github/workflows/package-windows.yml
@@ -25,7 +25,7 @@ jobs:
   build:
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Set up Python
         uses: actions/setup-python@v5
         with: