diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e83dc3b..5ecce97 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
       matrix:
         os: [ubuntu-24.04, windows-2025, macos-15]
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
       - uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e
         with:
           node-version: 24
@@ -34,7 +34,7 @@ jobs:
     name: check dist
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
       - uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e
         with:
           node-version: 24
@@ -48,7 +48,7 @@ jobs:
     name: test local action
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
       - uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e
         with:
           node-version: 24
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 3befc6e..eeacbe4 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -18,7 +18,7 @@ jobs:
       contents: read
       security-events: write
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
       - uses: github/codeql-action/init@e46ed2cbd01164d986452f91f178727624ae40d7
         with:
           languages: javascript-typescript
diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
index e46b262..982eaee 100644
--- a/.github/workflows/dependency-review.yml
+++ b/.github/workflows/dependency-review.yml
@@ -12,7 +12,7 @@ jobs:
     name: dependency review
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
       - uses: actions/dependency-review-action@2031cfc080254a8a887f58cffee85186f0e49e48
         with:
           fail-on-severity: high
diff --git a/.github/workflows/fork-proposal-issue.yml b/.github/workflows/fork-proposal-issue.yml
index bf02273..87fb5f8 100644
--- a/.github/workflows/fork-proposal-issue.yml
+++ b/.github/workflows/fork-proposal-issue.yml
@@ -24,7 +24,7 @@ jobs:
     name: mirror fork proposal to central tracker
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 9aad6c1..5b9bee4 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,7 +12,7 @@ jobs:
   validate:
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
       - uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e
         with:
           node-version: 24
diff --git a/.github/workflows/security-hygiene.yml b/.github/workflows/security-hygiene.yml
index 2f40349..fdb9a49 100644
--- a/.github/workflows/security-hygiene.yml
+++ b/.github/workflows/security-hygiene.yml
@@ -16,7 +16,7 @@ jobs:
     name: npm audit
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
       - uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e
         with:
           node-version: 24
@@ -31,7 +31,7 @@ jobs:
       contents: read
       security-events: write
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
       - uses: zizmorcore/zizmor-action@b1d7e1fb5de872772f31590499237e7cce841e8e
         with:
           inputs: >-
@@ -50,7 +50,7 @@ jobs:
       id-token: write
       security-events: write
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
         with:
           persist-credentials: false
       - uses: ossf/scorecard-action@4eaacf0543bb3f2c246792bd56e8cdeffafb205a
diff --git a/.github/workflows/v1-tag-smoke.yml b/.github/workflows/v1-tag-smoke.yml
index 0b65a73..502dc9b 100644
--- a/.github/workflows/v1-tag-smoke.yml
+++ b/.github/workflows/v1-tag-smoke.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Check out candidate action
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
         with:
           repository: Ozark-Security-Labs/deterministic-deps
           ref: ${{ inputs.action-ref }}