diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index 093e7a0..e27fdf8 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -326,4 +326,22 @@ jobs:
           webhook: ${{ secrets.DEPENDABOT_SLACK_WEBHOOK_URL }}
           webhook-type: incoming-webhook
           payload: |
-            text : "Dependabot PR checks failed for ${{ github.repository }}:${{ github.ref }} in PR #${{ github.event.number }}"
+            {
+              "blocks": [
+                {
+                  "type": "header",
+                  "text": {
+                    "type": "plain_text",
+                    "text": ":alarm: DEPENDABOT PR FAILED :alarm:",
+                    "emoji": true
+                  }
+                },
+                {
+                  "type": "section",
+                  "text": {
+                    "type": "mrkdwn",
+                    "text": "Checks failed for ${{ github.repository }}:${{ github.ref }} in <https://github.com/${{ github.repository }}/pull/${{ github.event.number }}|PR #${{ github.event.number }}>"
+                  }
+                }
+              ]
+            }
diff --git a/requirements.txt b/requirements.txt
index 3d24db0..b2583aa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -515,6 +515,9 @@ requests==2.32.5 ; python_version >= "3.11" and python_full_version < "3.14.0" \
 six==1.17.0 ; python_version >= "3.11" and python_full_version < "3.14.0" \
     --hash=sha256:4721f391ed90541fddacab5acf947aa0d3dc7d27b2e1e8eda2be8970586c3274 \
     --hash=sha256:ff70335d468e7eb6ec65b95b99d3a2836546063f63acc5171de367e834932a81
+sniffio==1.3.1 ; python_version >= "3.11" and python_full_version < "3.14.0" \
+    --hash=sha256:2f6da418d1f1e0fddd844478f41680e794e6051915791a034ff65e5f100525a2 \
+    --hash=sha256:f4324edc670a0f49750a81b895f35c3adb843cca46f0530f79fc1babb23789dc
 starlette==0.50.0 ; python_version >= "3.11" and python_full_version < "3.14.0" \
     --hash=sha256:9e5391843ec9b6e472eed1365a78c8098cfceb7a74bfd4d6b1c0c0095efb3bca \
     --hash=sha256:a2a17b22203254bcbc2e1f926d2d55f3f9497f769416b3190768befe598fa3ca