diff --git a/.github/workflows/merge.yml b/.github/workflows/merge.yml
index 143dfbdcb..a1eb9448d 100644
--- a/.github/workflows/merge.yml
+++ b/.github/workflows/merge.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac
+    - uses: actions/checkout@72f2cec99f417b1a1c5e2e88945068983b7965f9
     - name: Set up JDK 8
       uses: actions/setup-java@4075bfc1b51bf22876335ae1cd589602d60d8758
       with:
diff --git a/.github/workflows/pullrequest.yml b/.github/workflows/pullrequest.yml
index 9fed040e6..6c3ec6951 100644
--- a/.github/workflows/pullrequest.yml
+++ b/.github/workflows/pullrequest.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out the code
-        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac
+        uses: actions/checkout@72f2cec99f417b1a1c5e2e88945068983b7965f9
 
       - name: Set up JDK 8
         uses: actions/setup-java@4075bfc1b51bf22876335ae1cd589602d60d8758
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index cb48ab926..90f5d59c1 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -29,7 +29,7 @@ jobs:
       # These steps are only run if this was a merged release-please PR
       - name: checkout
         if: ${{ steps.release.outputs.releases_created }}
-        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac
+        uses: actions/checkout@72f2cec99f417b1a1c5e2e88945068983b7965f9
       - name: Set up JDK 8
         if: ${{ steps.release.outputs.releases_created }}
         uses: actions/setup-java@4075bfc1b51bf22876335ae1cd589602d60d8758
diff --git a/.github/workflows/static-code-scanning.yaml b/.github/workflows/static-code-scanning.yaml
index 732c939a7..37901cff3 100644
--- a/.github/workflows/static-code-scanning.yaml
+++ b/.github/workflows/static-code-scanning.yaml
@@ -29,7 +29,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac
+        uses: actions/checkout@72f2cec99f417b1a1c5e2e88945068983b7965f9
 
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL