diff --git a/.github/workflows/auto-release.yml b/.github/workflows/auto-release.yml
index 6c4b6e1..44904cc 100644
--- a/.github/workflows/auto-release.yml
+++ b/.github/workflows/auto-release.yml
@@ -46,7 +46,7 @@ jobs:
       should_release: ${{ steps.bump.outputs.should_release }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           # Need full history + tags to compute the next version.
           fetch-depth: 0
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6f879a9..443f7c2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup .NET
         uses: actions/setup-dotnet@v4
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 405c0cd..6d31168 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -34,7 +34,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup .NET
         uses: actions/setup-dotnet@v4