diff --git a/installer.sh b/installer.sh
index 1680aec..3d6c2a7 100755
--- a/installer.sh
+++ b/installer.sh
@@ -871,28 +871,23 @@ def post_json(url, payload):
 
 
 def teams_payload(event):
-    return {
-        'type': 'message',
-        'attachments': [{
-            'contentType': 'application/vnd.microsoft.card.adaptive',
-            'content': {
-                '$schema': 'http://adaptivecards.io/schemas/adaptive-card.json',
-                'type': 'AdaptiveCard',
-                'version': '1.4',
-                'body': [
-                    {'type': 'TextBlock', 'text': 'BaldCanary Alert', 'weight': 'Bolder', 'size': 'Large'},
-                    {'type': 'FactSet', 'facts': [
-                        {'title': 'Severity', 'value': event.get('severity') or ''},
-                        {'title': 'Type', 'value': event.get('event_type') or ''},
-                        {'title': 'Source IP', 'value': event.get('src_ip') or ''},
-                        {'title': 'Path', 'value': event.get('path') or ''},
-                        {'title': 'Time', 'value': event.get('event_time') or ''},
-                    ]}
-                ]
-            }
-        }]
-    }
+    title = "Alert"
+    severity = event.get('severity') or ''
+    event_type = event.get('event_type') or ''
+    src_ip = event.get('src_ip') or ''
+    path = event.get('path') or ''
+    event_time = event.get('event_time') or ''
 
+    text = (
+        f"{title}\n\n"
+        f"Severity: {severity}\n"
+        f"Type: {event_type}\n"
+        f"Source IP: {src_ip}\n"
+        f"Path: {path}\n"
+        f"Time: {event_time}"
+    )
+
+    return {"text": text}
 
 def generic_payload(event):
     return {'source': 'BaldCanary', 'event': event}