diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index a9e5e523..e9044573 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -59,7 +59,7 @@ jobs:
         # your codebase is analyzed, see https://docs.github.com/en/code-security/code-scanning/creating-an-advanced-setup-for-code-scanning/codeql-code-scanning-for-compiled-languages
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/pr-checks.yml b/.github/workflows/pr-checks.yml
index d49d970d..dd9ee099 100644
--- a/.github/workflows/pr-checks.yml
+++ b/.github/workflows/pr-checks.yml
@@ -28,7 +28,7 @@ jobs:
     # based on.
     - name: Checkout head commits
       # https://github.com/actions/checkout
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       #with:
         #ref: ${{github.head.sha}}
         #repository: ${{github.event.pull_request.head.repo.full_name}}
diff --git a/.github/workflows/push-checks.yml b/.github/workflows/push-checks.yml
index 51c9d47b..f6a1b0ef 100644
--- a/.github/workflows/push-checks.yml
+++ b/.github/workflows/push-checks.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
     - name: Set up Python
diff --git a/.github/workflows/submodule-update.yml b/.github/workflows/submodule-update.yml
index 5dbba221..e74e1020 100644
--- a/.github/workflows/submodule-update.yml
+++ b/.github/workflows/submodule-update.yml
@@ -24,7 +24,7 @@ jobs:
       OWNER: 'EDCD'
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: '${{ env.CHECKOUT_BRANCH }}'
           submodules: true
diff --git a/.github/workflows/windows-build.yml b/.github/workflows/windows-build.yml
index 8418c2dd..79cc024f 100644
--- a/.github/workflows/windows-build.yml
+++ b/.github/workflows/windows-build.yml
@@ -27,7 +27,7 @@ jobs:
     name: Linux environment build steps
     runs-on: "ubuntu-latest"
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: true
       - name: Create .gitversion
@@ -81,7 +81,7 @@ jobs:
         shell: powershell
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: true
 
@@ -158,7 +158,7 @@ jobs:
         shell: powershell
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: true