diff --git a/.github/workflows/merge.yml b/.github/workflows/merge.yml
index 859a41ff..aa98eb80 100644
--- a/.github/workflows/merge.yml
+++ b/.github/workflows/merge.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@24cb9080177205b6e8c946b17badbe402adc938f
+    - uses: actions/checkout@8f4b7f84864484a7bf31766abe9204da3cbe65b3
     - name: Set up JDK 8
       uses: actions/setup-java@5ffc13f4174014e2d4d4572b3d74c3fa61aeb2c2
       with:
diff --git a/.github/workflows/pullrequest.yml b/.github/workflows/pullrequest.yml
index bcfdc0ec..9c6642d1 100644
--- a/.github/workflows/pullrequest.yml
+++ b/.github/workflows/pullrequest.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Check out the code
-        uses: actions/checkout@24cb9080177205b6e8c946b17badbe402adc938f
+        uses: actions/checkout@8f4b7f84864484a7bf31766abe9204da3cbe65b3
 
       - name: Set up JDK 8
         uses: actions/setup-java@5ffc13f4174014e2d4d4572b3d74c3fa61aeb2c2
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 27eb8129..346b75b6 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@24cb9080177205b6e8c946b17badbe402adc938f
+        uses: actions/checkout@8f4b7f84864484a7bf31766abe9204da3cbe65b3
       - name: Set up JDK 8
         if: ${{ steps.release.outputs.releases_created }}
         uses: actions/setup-java@5ffc13f4174014e2d4d4572b3d74c3fa61aeb2c2
diff --git a/.github/workflows/static-code-scanning.yaml b/.github/workflows/static-code-scanning.yaml
index 62cbd64d..96a56201 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@24cb9080177205b6e8c946b17badbe402adc938f
+        uses: actions/checkout@8f4b7f84864484a7bf31766abe9204da3cbe65b3
 
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL