diff --git a/_data/rules.yml b/_data/rules.yml
index f4c66c1..c6151f8 100644
--- a/_data/rules.yml
+++ b/_data/rules.yml
@@ -3179,8 +3179,8 @@ groups:
           - slug: embedded-exporter
             rules:
               - name: Grafana Alloy service down
-                description: Alloy on (instance {{ $labels.instance }}) is not responding or has stopped running.
-                query: "count by (instance) (alloy_build_info) unless count by (instance) (alloy_build_info offset 2m)  "
+                description: "Grafana Alloy service on {{ $labels.instance }} is not responding or has stopped running. This may indicate the Alloy agent has crashed or the VM is down."
+                query: "max_over_time(up{job="alloy"}[5m]) unless up"
                 severity: critical
 
       - name: OpenTelemetry Collector