diff --git a/.github/scripts/notify_slack.sh b/.github/scripts/notify_slack.sh
index f52e67f2fc26..8df3f3f64876 100755
--- a/.github/scripts/notify_slack.sh
+++ b/.github/scripts/notify_slack.sh
@@ -2,7 +2,6 @@
 # Copyright (c) HashiCorp, Inc.
 # SPDX-License-Identifier: BUSL-1.1
 
-
 set -uo pipefail
 
 # This script is used in GitHub Actions pipelines to notify Slack of a job failure.
@@ -13,8 +12,8 @@ if [[ $GITHUB_REF_NAME == "main" ]]; then
 	COMMIT_MESSAGE=$(git log -1 --pretty=%B | head -n1)
 	SHORT_REF=$(git rev-parse --short "${GITHUB_SHA}")
 	curl -X POST -H 'Content-type: application/json' \
-	--data \
-	"{ \
+		--data \
+		"{ \
 	\"attachments\": [ \
 		{ \
 		\"fallback\": \"GitHub Actions workflow failed!\", \
diff --git a/.github/workflows/nightly-test-integrations-1.15.x.yml b/.github/workflows/nightly-test-integrations-1.15.x.yml
index b6cdda4650c7..587d5a62f23c 100644
--- a/.github/workflows/nightly-test-integrations-1.15.x.yml
+++ b/.github/workflows/nightly-test-integrations-1.15.x.yml
@@ -307,3 +307,14 @@ jobs:
             printf "Tests failed or workflow cancelled:\n\n${{ toJSON(needs) }}"
             exit 1
           fi
+      - name: Notify Slack
+        if: ${{ failure() }}
+        id: slack
+        uses: slackapi/slack-github-action@e28cf165c92ffef168d23c5c9000cffc8a25e117 # v1.24.0
+        with:
+          payload: |
+            {
+              "message": "One or more nightly integration tests have failed on branch ${{ env.BRANCH }} for Consul. ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
+            }
+        env:
+          SLACK_WEBHOOK_URL: ${{ secrets.CONSUL_NIGHTLY_INTEG_TEST_SLACK_WEBHOOK }}
diff --git a/.github/workflows/nightly-test-integrations-1.16.x.yml b/.github/workflows/nightly-test-integrations-1.16.x.yml
index 45bee2d3ea4b..d4e955ec4985 100644
--- a/.github/workflows/nightly-test-integrations-1.16.x.yml
+++ b/.github/workflows/nightly-test-integrations-1.16.x.yml
@@ -329,3 +329,14 @@ jobs:
             printf "Tests failed or workflow cancelled:\n\n${{ toJSON(needs) }}"
             exit 1
           fi
+      - name: Notify Slack
+        if: ${{ failure() }}
+        id: slack
+        uses: slackapi/slack-github-action@e28cf165c92ffef168d23c5c9000cffc8a25e117 # v1.24.0
+        with:
+          payload: |
+            {
+              "message": "One or more nightly integration tests have failed on branch ${{ env.BRANCH }} for Consul. ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
+            }
+        env:
+          SLACK_WEBHOOK_URL: ${{ secrets.CONSUL_NIGHTLY_INTEG_TEST_SLACK_WEBHOOK }}
diff --git a/.github/workflows/nightly-test-integrations.yml b/.github/workflows/nightly-test-integrations.yml
index 0481fadedac2..cfe3041511cc 100644
--- a/.github/workflows/nightly-test-integrations.yml
+++ b/.github/workflows/nightly-test-integrations.yml
@@ -326,3 +326,14 @@ jobs:
             printf "Tests failed or workflow cancelled:\n\n${{ toJSON(needs) }}"
             exit 1
           fi
+      - name: Notify Slack
+        if: ${{ failure() }}
+        id: slack
+        uses: slackapi/slack-github-action@e28cf165c92ffef168d23c5c9000cffc8a25e117 # v1.24.0
+        with:
+          payload: |
+            {
+              "message": "One or more nightly integration tests have failed. ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
+            }
+        env:
+          SLACK_WEBHOOK_URL: ${{ secrets.CONSUL_NIGHTLY_INTEG_TEST_SLACK_WEBHOOK }}