diff --git a/.github/workflows/check-upstream-ed25519.yml b/.github/workflows/check-upstream-ed25519.yml
index 7bf3de8f..022afc81 100644
--- a/.github/workflows/check-upstream-ed25519.yml
+++ b/.github/workflows/check-upstream-ed25519.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Check out repository
-      uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
+      uses: actions/checkout@24cb9080177205b6e8c946b17badbe402adc938f
     - name: Test if ed25519 upstream main HEAD is what we expect
       id: test_ed25519
       run: |
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 87f6ccf9..46ff1736 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -37,7 +37,7 @@ jobs:
 
     steps:
       - name: Checkout securesystemslib
-        uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
+        uses: actions/checkout@24cb9080177205b6e8c946b17badbe402adc938f
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@d27e3f3d7c64b4bbf8e4abfb9b63b83e846e0435
diff --git a/.github/workflows/test-kms.yml b/.github/workflows/test-kms.yml
index bc7087ae..903912ba 100644
--- a/.github/workflows/test-kms.yml
+++ b/.github/workflows/test-kms.yml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout securesystemslib
-        uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
+        uses: actions/checkout@24cb9080177205b6e8c946b17badbe402adc938f
 
       - name: Set up Python
         uses: actions/setup-python@d27e3f3d7c64b4bbf8e4abfb9b63b83e846e0435
diff --git a/.github/workflows/test-sigstore.yml b/.github/workflows/test-sigstore.yml
index 978239d7..2c47524b 100644
--- a/.github/workflows/test-sigstore.yml
+++ b/.github/workflows/test-sigstore.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Checkout securesystemslib
-        uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
+        uses: actions/checkout@24cb9080177205b6e8c946b17badbe402adc938f
 
       - name: Set up Python
         uses: actions/setup-python@d27e3f3d7c64b4bbf8e4abfb9b63b83e846e0435