diff --git a/.github/workflows/claude-code.yml b/.github/workflows/claude-code.yml
index 8c2254e6..c5d19e71 100644
--- a/.github/workflows/claude-code.yml
+++ b/.github/workflows/claude-code.yml
@@ -24,7 +24,7 @@ jobs:
       issues: write
       id-token: write
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
         with:
           fetch-depth: 1
 
diff --git a/.github/workflows/gem-release.yml b/.github/workflows/gem-release.yml
index 09d86479..530bfa46 100644
--- a/.github/workflows/gem-release.yml
+++ b/.github/workflows/gem-release.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
         with:
           ref: ${{ github.event.release.tag_name || inputs.tag }}
 
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index ee90b93e..e4a06eb5 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -28,7 +28,7 @@ jobs:
       BUNDLE_GEMFILE: Gemfile
 
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby }}
@@ -47,7 +47,7 @@ jobs:
     name: Standard
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: "4.0.5"
@@ -58,7 +58,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Gherkin Conformance
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
         with:
           submodules: true
       - uses: ruby/setup-ruby@v1
@@ -71,7 +71,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Type Check
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: "4.0.5"
@@ -82,7 +82,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Security Audit
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: "4.0.5"