diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bc89631..9f336f9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Rust
         uses: dtolnay/rust-toolchain@stable
diff --git a/.github/workflows/code-quality.yml b/.github/workflows/code-quality.yml
index a3a413b..35af2af 100644
--- a/.github/workflows/code-quality.yml
+++ b/.github/workflows/code-quality.yml
@@ -24,7 +24,7 @@ jobs:
     name: Rust Code Quality
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@nightly
@@ -79,7 +79,7 @@ jobs:
     name: Frontend Code Quality
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install pnpm
         uses: pnpm/action-setup@v4
@@ -111,7 +111,7 @@ jobs:
     name: License Check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@stable
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e175aa3..a4c2ee1 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -23,7 +23,7 @@ jobs:
 
     runs-on: ${{ matrix.platform }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install pnpm
         uses: pnpm/action-setup@v4
diff --git a/.github/workflows/security-audit.yml b/.github/workflows/security-audit.yml
index 3d4d639..4bda679 100644
--- a/.github/workflows/security-audit.yml
+++ b/.github/workflows/security-audit.yml
@@ -14,7 +14,7 @@ jobs:
     name: Rust Security Audit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install cargo-audit
         uses: taiki-e/install-action@cargo-audit
@@ -32,7 +32,7 @@ jobs:
     name: NPM Security Audit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install pnpm
         uses: pnpm/action-setup@v4