diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 09d7fc6..e7af7f8 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -13,7 +13,7 @@ jobs:
     name: prek
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       # tools used in pre-commit hooks
       # /tools
       - id: prek
@@ -29,7 +29,7 @@ jobs:
           - 1.63.0
           - nightly
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install ${{ matrix.rust }} toolchain
         uses: dtolnay/rust-toolchain@master
         with:
@@ -49,7 +49,7 @@ jobs:
           - --features=serialize
           - --features=integers
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install stable toolchain
         uses: dtolnay/rust-toolchain@stable
       - run: cargo test ${{ matrix.features }}
@@ -58,7 +58,7 @@ jobs:
     name: Rustfmt
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install stable rustfmt
         uses: dtolnay/rust-toolchain@stable
         with:
@@ -69,7 +69,7 @@ jobs:
     name: Clippy
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install nightly clippy
         uses: dtolnay/rust-toolchain@nightly
         with:
@@ -82,7 +82,7 @@ jobs:
     env:
       RUSTDOCFLAGS: --cfg docsrs
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install nightly rust
         uses: dtolnay/rust-toolchain@nightly
       - run: cargo doc --workspace --no-deps --all-features
@@ -92,7 +92,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Check semver
         uses: obi1kenobi/cargo-semver-checks-action@v2
 
@@ -101,6 +101,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - id: cargo-rdme
         uses: rusticata/ci-action-check-external-types@v1
diff --git a/.github/workflows/security-audit.yml b/.github/workflows/security-audit.yml
index d5ee5ae..d9e79d3 100644
--- a/.github/workflows/security-audit.yml
+++ b/.github/workflows/security-audit.yml
@@ -9,7 +9,7 @@ jobs:
   security_audit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: rustsec/audit-check@v2
         with:
           token: ${{ secrets.GITHUB_TOKEN }}