diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 90ac19b..0ad1232 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
     steps:
       - name: Cancel ongoing test runs for previous commits
         uses: styfle/cancel-workflow-action@0.12.1
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@v1
         with:
           version: ${{ matrix.version }}
@@ -49,7 +49,7 @@ jobs:
     name: Documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@v1
         with:
           version: '1'
diff --git a/.github/workflows/doccleanup.yml b/.github/workflows/doccleanup.yml
index 2867e30..caf52c1 100644
--- a/.github/workflows/doccleanup.yml
+++ b/.github/workflows/doccleanup.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout gh-pages branch
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: gh-pages