diff --git a/.github/workflows/nightly-secret-scan.yml b/.github/workflows/nightly-secret-scan.yml
index 29f9f3a..c08c342 100644
--- a/.github/workflows/nightly-secret-scan.yml
+++ b/.github/workflows/nightly-secret-scan.yml
@@ -241,7 +241,7 @@ jobs:
       # the Slack payload distinguishes them.
       - name: Notify Slack
         if: ${{ (steps.findings.outputs.has_verified == 'true' || steps.findings.outputs.extraction_failed == 'true') && env.SLACK_WEBHOOK_URL != '' }}
-        uses: slackapi/slack-github-action@v3.0.1
+        uses: slackapi/slack-github-action@v2.1.1
         with:
           webhook: ${{ env.SLACK_WEBHOOK_URL }}
           webhook-type: incoming-webhook
diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index 176838a..5b9f7ec 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -55,7 +55,7 @@ jobs:
     steps:
       - name: Notify Slack - Fail
         if: env.SLACK_WEBHOOK_URL != ''
-        uses: slackapi/slack-github-action@v1.26.0
+        uses: slackapi/slack-github-action@v2.1.1
         with:
           payload: |
             {