diff --git a/_data/rules.yml b/_data/rules.yml
index 539307a..b58e6b5 100644
--- a/_data/rules.yml
+++ b/_data/rules.yml
@@ -1551,8 +1551,8 @@ groups:
                 severity: info
                 for: 2m
               - name: Kubernetes Pod not healthy
-                description: Pod has been in a non-ready state for longer than an hour.
-                query: 'min_over_time(sum by (namespace, pod) (kube_pod_status_phase{phase=~"Pending|Unknown|Failed"})[1h:]) > 0'
+                description: Pod has been in a non-ready state for longer than 15 minutes.
+                query: 'min_over_time(sum by (namespace, pod) (kube_pod_status_phase{phase=~"Pending|Unknown|Failed"})[15m:1m]) > 0'
                 severity: critical
               - name: Kubernetes pod crash looping
                 description: Pod {{ $labels.pod }} is crash looping