diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cb1648b..38d69eb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.event_name == 'pull_request'
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
           
@@ -39,7 +39,7 @@ jobs:
     name: Code Formatting
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install Rust fmt
         run: rustup toolchain install nightly --component rustfmt
@@ -51,7 +51,7 @@ jobs:
     name: Lint with Clippy
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -73,7 +73,7 @@ jobs:
     name: Run Tests
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       
       # install nodejs
       - name: Setup Node.js
@@ -104,7 +104,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       # install nodejs
       - name: Setup Node.js
@@ -156,7 +156,7 @@ jobs:
     name: Generate Documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@nightly