diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 52a5fdc..2ca737e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
     name: Security Audit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Use Node.js 20
         uses: actions/setup-node@v6
@@ -55,7 +55,7 @@ jobs:
     name: Code Quality
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Use Node.js 20
         uses: actions/setup-node@v6
@@ -76,7 +76,7 @@ jobs:
     name: Build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Use Node.js 20
         uses: actions/setup-node@v6
@@ -96,7 +96,7 @@ jobs:
     name: Tests
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Use Node.js 20
         uses: actions/setup-node@v6
@@ -120,7 +120,7 @@ jobs:
       run:
         working-directory: ./contracts
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: recursive
 
@@ -146,7 +146,7 @@ jobs:
     name: Type Check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Use Node.js 20
         uses: actions/setup-node@v6
@@ -172,7 +172,7 @@ jobs:
       matrix:
         language: ["javascript-typescript"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v4