diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 40cc06b..d46ba37 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
       matrix:
         node-version: [20, 22]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
@@ -31,7 +31,7 @@ jobs:
       matrix:
         node-version: [20, 22]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
@@ -45,7 +45,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [build]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
           node-version: "22"
@@ -63,7 +63,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [lint-typecheck, test]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
           node-version: "22"
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index f6a8de5..6e8f0d1 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v3