diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4650ac2..c7b609c 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 582ade5..418d7e6 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
@@ -78,7 +78,7 @@ 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
@@ -110,7 +110,7 @@ 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 fced3d4..85b393e 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 Rust toolchain
         uses: dtolnay/rust-toolchain@stable
@@ -39,7 +39,7 @@ 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