diff --git a/.github/workflows/benchmarks.yml b/.github/workflows/benchmarks.yml
index e067b1c..7affcf6 100644
--- a/.github/workflows/benchmarks.yml
+++ b/.github/workflows/benchmarks.yml
@@ -14,7 +14,7 @@ jobs:
     name: Performance Benchmarks
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ac5be31..61ecef5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
         rust: [stable, beta, nightly]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@master
@@ -64,7 +64,7 @@ jobs:
     name: Rustfmt
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -78,7 +78,7 @@ jobs:
     name: Clippy
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -92,7 +92,7 @@ jobs:
     name: Code Coverage
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -115,7 +115,7 @@ jobs:
     name: Documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -129,7 +129,7 @@ jobs:
     name: Minimum Supported Rust Version
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install Rust 1.70
         uses: dtolnay/rust-toolchain@master
@@ -143,7 +143,7 @@ jobs:
     name: Security Audit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Run security audit
         uses: actions-rs/audit-check@v1
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 60c02f8..6f355ad 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -15,7 +15,7 @@ jobs:
     outputs:
       upload_url: ${{ steps.create_release.outputs.upload_url }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Create Release
         id: create_release
@@ -36,7 +36,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: create-release
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -71,7 +71,7 @@ jobs:
             artifact_name: serp-sdk-windows-amd64.exe
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -112,7 +112,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: create-release
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0