diff --git a/.github/workflows/DocPreviewCleanup.yml b/.github/workflows/DocPreviewCleanup.yml
index 5be23b9..f8a1e52 100644
--- a/.github/workflows/DocPreviewCleanup.yml
+++ b/.github/workflows/DocPreviewCleanup.yml
@@ -16,7 +16,7 @@ jobs:
       contents: write
     steps:
       - name: Checkout gh-pages branch
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           ref: gh-pages
       - name: Delete preview and history + push changes
diff --git a/.github/workflows/Documenter.yml b/.github/workflows/Documenter.yml
index 59756df..09318c7 100644
--- a/.github/workflows/Documenter.yml
+++ b/.github/workflows/Documenter.yml
@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out project
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Set up Julia
         uses: julia-actions/setup-julia@v2
         with:
diff --git a/.github/workflows/SpellCheck.yml b/.github/workflows/SpellCheck.yml
index 546be01..851458a 100644
--- a/.github/workflows/SpellCheck.yml
+++ b/.github/workflows/SpellCheck.yml
@@ -8,6 +8,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Actions Repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Check spelling
         uses: crate-ci/typos@v1.34.0
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3ac2ee1..2ba4abc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -51,7 +51,7 @@ jobs:
             arch: x64
     steps:
       - name: Check out project
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Set up Julia
         uses: julia-actions/setup-julia@v2
         with: