diff --git a/.github/workflows/claude.yml b/.github/workflows/claude.yml
index a077d1e..e3be7e0 100644
--- a/.github/workflows/claude.yml
+++ b/.github/workflows/claude.yml
@@ -26,7 +26,7 @@ jobs:
       actions: read
     steps:
       - name: Checkout repository
-        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5  # v4.3.1
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
         with:
           fetch-depth: 1
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8e6c267..f33152e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,7 +14,7 @@ jobs:
       matrix:
         node-version: [22]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
@@ -35,7 +35,7 @@ jobs:
       issues: write
       packages: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - uses: actions/setup-node@v4