diff --git a/.github/workflows/preview.yml b/.github/workflows/preview.yml
index 772670d8..2409393f 100644
--- a/.github/workflows/preview.yml
+++ b/.github/workflows/preview.yml
@@ -21,7 +21,7 @@ jobs:
           python-version: 3.8
       -
         name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       -
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 6dd54405..0df81519 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -27,7 +27,7 @@ jobs:
           dotnet-version: '10.0.x'
       -
         name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       -
diff --git a/.github/workflows/pull-request-docs.yml b/.github/workflows/pull-request-docs.yml
index 069fbc80..91c8a092 100644
--- a/.github/workflows/pull-request-docs.yml
+++ b/.github/workflows/pull-request-docs.yml
@@ -16,7 +16,7 @@ jobs:
           version: 9
       -  
         name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       -  
         name: Build docs
         run: |
diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index 889aa2eb..7e091df1 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -29,7 +29,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       -
         name: Setup .NET
         uses: actions/setup-dotnet@v5