diff --git a/.github/workflows/build-test-pack.yml b/.github/workflows/build-test-pack.yml
index d664334..73a20ff 100644
--- a/.github/workflows/build-test-pack.yml
+++ b/.github/workflows/build-test-pack.yml
@@ -17,7 +17,7 @@ jobs:
       FEEDZ_IO_PRIVATE_TOKEN: ${{ secrets.FEEDZ_IO_PRIVATE_TOKEN }}
     steps:
     - name: Checkout repository with full history
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0 # Checkout with full history so nbgv can compute Git height correctly.
     - name: Setup .NET SDK
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 49f1367..eea0fcb 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -27,7 +27,7 @@ jobs:
         language: [ 'csharp' ] # https://aka.ms/codeql-docs/language-support
     steps:
     - name: Checkout repository with full history
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0 # Checkout with full history so nbgv can compute Git height correctly.
     - name: Initialize CodeQL
diff --git a/.github/workflows/label-pull-requests.yml b/.github/workflows/label-pull-requests.yml
index f933ecf..f051f91 100644
--- a/.github/workflows/label-pull-requests.yml
+++ b/.github/workflows/label-pull-requests.yml
@@ -12,7 +12,7 @@ jobs:
       pull-requests: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Assign labels to pull request
         uses: actions/labeler@v6
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3760925..3a0e64c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -78,7 +78,7 @@ jobs:
         echo Check changelog before update : %CHECK_CHANGELOG%
         echo Cake verbosity                : %CAKE_VERBOSITY%
     - name: Checkout repository with full history
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0 # Checkout with full history so nbgv can compute Git height correctly.
         token: ${{ secrets.RELEASE_TOKEN }}