diff --git a/.github/workflows/benchmark-comment.yml b/.github/workflows/benchmark-comment.yml
index e463744..824c26b 100644
--- a/.github/workflows/benchmark-comment.yml
+++ b/.github/workflows/benchmark-comment.yml
@@ -23,7 +23,7 @@ jobs:
       ${{ github.event.workflow_run.event == 'pull_request' &&
           github.event.workflow_run.conclusion == 'success' }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       # restore records from the artifacts
       - uses: dawidd6/action-download-artifact@v11
diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
index 1bd9445..b962324 100644
--- a/.github/workflows/benchmark.yml
+++ b/.github/workflows/benchmark.yml
@@ -11,7 +11,7 @@ jobs:
     #runs-on: self-hosted
     steps:
       # setup
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@latest
         with:
           version: '1'
diff --git a/.github/workflows/ci-julia-nightly.yml b/.github/workflows/ci-julia-nightly.yml
index 58dc1e9..4231405 100644
--- a/.github/workflows/ci-julia-nightly.yml
+++ b/.github/workflows/ci-julia-nightly.yml
@@ -33,7 +33,7 @@ jobs:
             threads: 2
             jet: 'true'
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: julia-actions/install-juliaup@v2
         with:
           channel: ${{ matrix.version }}~${{ matrix.arch }}
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index dfaae92..3df7958 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -37,7 +37,7 @@ jobs:
             version: '1'
             threads: '2'
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@v1
         with:
           version: ${{ matrix.version }}
@@ -56,7 +56,7 @@ 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/downgrade.yml b/.github/workflows/downgrade.yml
index e3a2b80..b48a4ee 100644
--- a/.github/workflows/downgrade.yml
+++ b/.github/workflows/downgrade.yml
@@ -17,7 +17,7 @@ jobs:
       matrix:
         version: ['1.10']
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@v1
         with:
           version: ${{ matrix.version }}
diff --git a/.github/workflows/invalidations.yml b/.github/workflows/invalidations.yml
index 6205651..35ef448 100644
--- a/.github/workflows/invalidations.yml
+++ b/.github/workflows/invalidations.yml
@@ -19,13 +19,13 @@ jobs:
     - uses: julia-actions/setup-julia@v1
       with:
         version: '1'
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: julia-actions/cache@v2
     - uses: julia-actions/julia-buildpkg@v1
     - uses: julia-actions/julia-invalidations@v1
       id: invs_pr
 
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         ref: ${{ github.event.repository.default_branch }}
     - uses: julia-actions/julia-buildpkg@v1
diff --git a/.github/workflows/spelling.yml b/.github/workflows/spelling.yml
index ad608af..058696e 100644
--- a/.github/workflows/spelling.yml
+++ b/.github/workflows/spelling.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Actions Repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Check spelling
         uses: crate-ci/typos@master
         with: