diff --git a/.github/workflows/examples.yaml b/.github/workflows/examples.yaml
index 05b8c7b1..c7e43dcf 100644
--- a/.github/workflows/examples.yaml
+++ b/.github/workflows/examples.yaml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4
 
       - name: Set up python
         uses: actions/setup-python@82c7e631bb3cdc910f68e0081d67478d79c6982d # v5
@@ -44,7 +44,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4
 
       - name: Set up python
         uses: actions/setup-python@82c7e631bb3cdc910f68e0081d67478d79c6982d # v5
diff --git a/.github/workflows/paper.yaml b/.github/workflows/paper.yaml
index 18957380..98234ab0 100644
--- a/.github/workflows/paper.yaml
+++ b/.github/workflows/paper.yaml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4
 
       - name: Build draft PDF
         uses: openjournals/openjournals-draft-action@master