diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
index 75efca0..b335cbd 100644
--- a/.github/workflows/benchmark.yml
+++ b/.github/workflows/benchmark.yml
@@ -14,7 +14,7 @@ jobs:
     name: Run Benchmarks
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
       - name: Cache cargo registry
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1c9df0d..6bac58d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ jobs:
           sudo rm -rf "$AGENT_TOOLSDIRECTORY"
           df -h
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -63,7 +63,7 @@ jobs:
           sudo rm -rf "$AGENT_TOOLSDIRECTORY"
           df -h
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -98,7 +98,7 @@ jobs:
           sudo rm -rf "$AGENT_TOOLSDIRECTORY"
           df -h
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -134,7 +134,7 @@ jobs:
           sudo rm -rf "$AGENT_TOOLSDIRECTORY"
           df -h
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -158,7 +158,7 @@ jobs:
     name: Check MSRV
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Install MSRV Rust
         uses: dtolnay/rust-toolchain@1.75.0
       - name: Check
@@ -168,7 +168,7 @@ jobs:
     name: SemVer Checks
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
       - name: Install cargo-semver-checks
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 005fa64..3dd92d7 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -41,7 +41,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     # Using a slightly different action for Rust if CodeQL is too heavy/unsupported?
     # No, let's use the official one but be simpler.
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 5364ca0..a7af896 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -18,7 +18,7 @@ jobs:
       image: xd009642/tarpaulin:latest
       options: --security-opt seccomp=unconfined
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Generate code coverage
         run: |
           cargo tarpaulin --verbose --all-features --workspace --timeout 120 --out Xml
diff --git a/.github/workflows/deploy-cookbook.yml b/.github/workflows/deploy-cookbook.yml
index cb25cfa..a3d5398 100644
--- a/.github/workflows/deploy-cookbook.yml
+++ b/.github/workflows/deploy-cookbook.yml
@@ -15,7 +15,7 @@ jobs:
     concurrency:
       group: ${{ github.workflow }}-${{ github.ref }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install mdBook
         uses: peaceiris/actions-mdbook@v2
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 0578101..212925e 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -23,7 +23,7 @@ jobs:
     name: Publish
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
diff --git a/.github/workflows/release-binaries.yml b/.github/workflows/release-binaries.yml
index 6b32a2c..caea0b1 100644
--- a/.github/workflows/release-binaries.yml
+++ b/.github/workflows/release-binaries.yml
@@ -25,7 +25,7 @@ jobs:
             extension: ""
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
index 0ad7b64..53e5514 100644
--- a/.github/workflows/security.yml
+++ b/.github/workflows/security.yml
@@ -20,7 +20,7 @@ jobs:
     name: Audit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
       - uses: actions/cache@v4
@@ -39,7 +39,7 @@ jobs:
     name: License & Bans
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Install cargo-deny
         uses: taiki-e/install-action@cargo-deny
       - name: Run cargo deny