diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 621e7d78..dad26f31 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,7 +21,7 @@ jobs:
     timeout-minutes: 5
 
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - name: Use Node.js
         uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index bc143445..1af3bcbb 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -73,7 +73,7 @@ jobs:
             archive: claude-agent-acp-windows-arm64.zip
 
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - uses: oven-sh/setup-bun@3d267786b128fe76c2f16a390aa2448b815359f3
         with:
@@ -114,7 +114,7 @@ jobs:
       contents: read
       id-token: write
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
       # Setup .npmrc file to publish to npm
       - uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f
         with:
@@ -135,7 +135,7 @@ jobs:
       contents: write
 
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - name: Download all artifacts
         uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c