diff --git a/.github/workflows/merge.yml b/.github/workflows/merge.yml
index b2e5cdc6..b0751e5f 100644
--- a/.github/workflows/merge.yml
+++ b/.github/workflows/merge.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb
+    - uses: actions/checkout@85e6279cec87321a52edac9c87bce653a07cf6c2
     - name: Set up JDK 8
       uses: actions/setup-java@99d3141d9ba96520552bfd7a9545bc1d74da9251
       with:
diff --git a/.github/workflows/pullrequest.yml b/.github/workflows/pullrequest.yml
index c7e45297..f12c9f1d 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@cbb722410c2e876e24abbe8de2cc27693e501dcb
+        uses: actions/checkout@85e6279cec87321a52edac9c87bce653a07cf6c2
 
       - name: Set up JDK 8
         uses: actions/setup-java@99d3141d9ba96520552bfd7a9545bc1d74da9251
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 539b6423..f5ea9967 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -28,7 +28,7 @@ jobs:
       # These steps are only run if this was a merged release-please PR
       - name: checkout
         if: ${{ steps.release.outputs.release_created }}
-        uses: actions/checkout@cbb722410c2e876e24abbe8de2cc27693e501dcb
+        uses: actions/checkout@85e6279cec87321a52edac9c87bce653a07cf6c2
       - name: Set up JDK 8
         if: ${{ steps.release.outputs.release_created }}
         uses: actions/setup-java@99d3141d9ba96520552bfd7a9545bc1d74da9251
diff --git a/.github/workflows/static-code-scanning.yaml b/.github/workflows/static-code-scanning.yaml
index fd184a68..d2974214 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@cbb722410c2e876e24abbe8de2cc27693e501dcb
+        uses: actions/checkout@85e6279cec87321a52edac9c87bce653a07cf6c2
 
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL