diff --git a/.github/workflows/DocsPreviewCleanup.yml b/.github/workflows/DocsPreviewCleanup.yml
index c5c8c8ce0..7c3a76174 100644
--- a/.github/workflows/DocsPreviewCleanup.yml
+++ b/.github/workflows/DocsPreviewCleanup.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     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/Downgrade.yml b/.github/workflows/Downgrade.yml
index ee5c5ebc4..600523879 100644
--- a/.github/workflows/Downgrade.yml
+++ b/.github/workflows/Downgrade.yml
@@ -20,7 +20,7 @@ jobs:
         downgrade_mode: ['alldeps']
         julia-version: ['1.10']
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.julia-version }}
diff --git a/.github/workflows/Downstream.yml b/.github/workflows/Downstream.yml
index 05be50b13..ac1e0cacc 100644
--- a/.github/workflows/Downstream.yml
+++ b/.github/workflows/Downstream.yml
@@ -23,14 +23,14 @@ jobs:
           - {user: SciML, repo: BoundaryValueDiffEq.jl, group: All}
           - {user: SciML, repo: NonlinearSolve.jl, group: Core}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.julia-version }}
           arch: x64
       - uses: julia-actions/julia-buildpkg@v1.7.0
       - name: Clone Downstream
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           repository: ${{ matrix.package.user }}/${{ matrix.package.repo }}
           path: downstream
diff --git a/.github/workflows/SpellCheck.yml b/.github/workflows/SpellCheck.yml
index ed4fe1779..1a88decc1 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@v1.18.0