diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 0c11856..d4ffcff 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -31,7 +31,7 @@ jobs:
           - os: macOS-latest
             arch: x86
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}
@@ -50,7 +50,7 @@ jobs:
   #     contents: write
   #     statuses: write
   #   steps:
-  #     - uses: actions/checkout@v4
+  #     - uses: actions/checkout@v6
   #     - uses: julia-actions/setup-julia@v2
   #       with:
   #         version: '1'
diff --git a/.github/workflows/Documentation.yml b/.github/workflows/Documentation.yml
index 9c892e9..6ce168a 100644
--- a/.github/workflows/Documentation.yml
+++ b/.github/workflows/Documentation.yml
@@ -19,7 +19,7 @@ jobs:
       statuses: write
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@v2
         with:
           version: '1'