diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ad52328..6909842 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,7 +7,7 @@ jobs:
     name: Lint Rust code
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Cargo fmt
         run: cargo fmt --all -- --check
       - name: Cargo clippy
@@ -19,7 +19,7 @@ jobs:
     name: Build-test MSRV (1.74) with minimal crate dependencies
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: dtolnay/rust-toolchain@nightly
       - name: Generate minimal-version dependencies
         run: cargo -Zminimal-versions generate-lockfile
diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 51020bb..51e4a50 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -10,6 +10,6 @@ jobs:
     if: github.repository_owner == 'Traverse-Research'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Publish
         run: cargo publish --token ${{ secrets.cratesio_token }}