diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 6adb07a..ed309fa 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -176,7 +176,7 @@ jobs:
 
       - name: Notify Slack on success
         if: success()
-        uses: slackapi/slack-github-action@v3
+        uses: slackapi/slack-github-action@v4
         with:
           payload: |
             {
@@ -197,7 +197,7 @@ jobs:
 
       - name: Notify Slack on failure
         if: failure()
-        uses: slackapi/slack-github-action@v3
+        uses: slackapi/slack-github-action@v4
         with:
           payload: |
             {