diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index ecb8adf..1e61611 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -24,7 +24,7 @@ jobs:
     container: dockfool/cake-docker:latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v5.0.0
+        uses: actions/checkout@v6.0.0
         with:
           fetch-depth: 0
           filter: tree:0
@@ -61,7 +61,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v5.0.0
+        uses: actions/checkout@v6.0.0
         with:
           fetch-depth: 0
           filter: tree:0
@@ -104,7 +104,7 @@ jobs:
     runs-on: macos-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v5.0.0
+        uses: actions/checkout@v6.0.0
         with:
           fetch-depth: 0
           filter: tree:0
@@ -147,7 +147,7 @@ jobs:
     runs-on: windows-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v5.0.0
+        uses: actions/checkout@v6.0.0
         with:
           fetch-depth: 0
           filter: tree:0