diff --git a/docs/azure/prometheusAlerts.json b/docs/azure/prometheusAlerts.json
index 442f6eb..b1bada3 100644
--- a/docs/azure/prometheusAlerts.json
+++ b/docs/azure/prometheusAlerts.json
@@ -518,12 +518,13 @@
         },
         {
           "alert": "KubeAggregatedAPIErrors",
-          "expr": "sum by(name, namespace, cluster)(increase(aggregator_unavailable_apiservice_total{job=\"kube-apiserver\"}[10m])) > 4",
+          "expr": "sum by(cluster, instance, name, reason)(increase(aggregator_unavailable_apiservice_total{job=\"kube-apiserver\"}[1m])) > 0",
+          "for": "10m",
           "labels": {
             "severity": "warning"
           },
           "annotations": {
-            "description": "Kubernetes aggregated API {{ $labels.name }}/{{ $labels.namespace }} has reported errors. It has appeared unavailable {{ $value | humanize }} times averaged over the past 10m.",
+            "description": "Kubernetes aggregated API {{ $labels.instance }}/{{ $labels.name }} has reported {{ $labels.reason }} errors on cluster {{ $labels.cluster }}.",
             "runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeaggregatedapierrors",
             "summary": "Kubernetes aggregated API has reported errors."
           }
diff --git a/docs/azure/prometheusAlerts.yaml b/docs/azure/prometheusAlerts.yaml
index bdb1329..614a262 100644
--- a/docs/azure/prometheusAlerts.yaml
+++ b/docs/azure/prometheusAlerts.yaml
@@ -390,11 +390,12 @@ groups:
             summary: Client certificate is about to expire.
         - alert: "KubeAggregatedAPIErrors"
           expr: |-
-            sum by(name, namespace, cluster)(increase(aggregator_unavailable_apiservice_total{job="kube-apiserver"}[10m])) > 4
+            sum by(cluster, instance, name, reason)(increase(aggregator_unavailable_apiservice_total{job="kube-apiserver"}[1m])) > 0
+          for: 10m
           labels:
             severity: warning
           annotations:
-            description: Kubernetes aggregated API {{ $labels.name }}/{{ $labels.namespace }} has reported errors. It has appeared unavailable {{ $value | humanize }} times averaged over the past 10m.
+            description: Kubernetes aggregated API {{ $labels.instance }}/{{ $labels.name }} has reported {{ $labels.reason }} errors on cluster {{ $labels.cluster }}.
             runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeaggregatedapierrors
             summary: Kubernetes aggregated API has reported errors.
         - alert: "KubeAggregatedAPIDown"
diff --git a/docs/default/prometheusAlerts.json b/docs/default/prometheusAlerts.json
index c792a6a..7b683b9 100644
--- a/docs/default/prometheusAlerts.json
+++ b/docs/default/prometheusAlerts.json
@@ -518,12 +518,13 @@
         },
         {
           "alert": "KubeAggregatedAPIErrors",
-          "expr": "sum by(name, namespace, cluster)(increase(aggregator_unavailable_apiservice_total{job=\"kube-apiserver\"}[10m])) > 4",
+          "expr": "sum by(cluster, instance, name, reason)(increase(aggregator_unavailable_apiservice_total{job=\"kube-apiserver\"}[1m])) > 0",
+          "for": "10m",
           "labels": {
             "severity": "warning"
           },
           "annotations": {
-            "description": "Kubernetes aggregated API {{ $labels.name }}/{{ $labels.namespace }} has reported errors. It has appeared unavailable {{ $value | humanize }} times averaged over the past 10m.",
+            "description": "Kubernetes aggregated API {{ $labels.instance }}/{{ $labels.name }} has reported {{ $labels.reason }} errors.",
             "runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeaggregatedapierrors",
             "summary": "Kubernetes aggregated API has reported errors."
           }
diff --git a/docs/default/prometheusAlerts.yaml b/docs/default/prometheusAlerts.yaml
index 43be321..d9ac54f 100644
--- a/docs/default/prometheusAlerts.yaml
+++ b/docs/default/prometheusAlerts.yaml
@@ -390,11 +390,12 @@ groups:
             summary: Client certificate is about to expire.
         - alert: "KubeAggregatedAPIErrors"
           expr: |-
-            sum by(name, namespace, cluster)(increase(aggregator_unavailable_apiservice_total{job="kube-apiserver"}[10m])) > 4
+            sum by(cluster, instance, name, reason)(increase(aggregator_unavailable_apiservice_total{job="kube-apiserver"}[1m])) > 0
+          for: 10m
           labels:
             severity: warning
           annotations:
-            description: Kubernetes aggregated API {{ $labels.name }}/{{ $labels.namespace }} has reported errors. It has appeared unavailable {{ $value | humanize }} times averaged over the past 10m.
+            description: Kubernetes aggregated API {{ $labels.instance }}/{{ $labels.name }} has reported {{ $labels.reason }} errors.
             runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeaggregatedapierrors
             summary: Kubernetes aggregated API has reported errors.
         - alert: "KubeAggregatedAPIDown"
diff --git a/docs/multicluster/prometheusAlerts.json b/docs/multicluster/prometheusAlerts.json
index 1d9e181..a2337f2 100644
--- a/docs/multicluster/prometheusAlerts.json
+++ b/docs/multicluster/prometheusAlerts.json
@@ -518,12 +518,13 @@
         },
         {
           "alert": "KubeAggregatedAPIErrors",
-          "expr": "sum by(name, namespace, cluster)(increase(aggregator_unavailable_apiservice_total{job=\"kube-apiserver\"}[10m])) > 4",
+          "expr": "sum by(cluster, instance, name, reason)(increase(aggregator_unavailable_apiservice_total{job=\"kube-apiserver\"}[1m])) > 0",
+          "for": "10m",
           "labels": {
             "severity": "warning"
           },
           "annotations": {
-            "description": "Kubernetes aggregated API {{ $labels.name }}/{{ $labels.namespace }} has reported errors. It has appeared unavailable {{ $value | humanize }} times averaged over the past 10m.",
+            "description": "Kubernetes aggregated API {{ $labels.instance }}/{{ $labels.name }} has reported {{ $labels.reason }} errors on cluster {{ $labels.cluster }}.",
             "runbook_url": "https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeaggregatedapierrors",
             "summary": "Kubernetes aggregated API has reported errors."
           }
diff --git a/docs/multicluster/prometheusAlerts.yaml b/docs/multicluster/prometheusAlerts.yaml
index d80fef5..2948b62 100644
--- a/docs/multicluster/prometheusAlerts.yaml
+++ b/docs/multicluster/prometheusAlerts.yaml
@@ -390,11 +390,12 @@ groups:
             summary: Client certificate is about to expire.
         - alert: "KubeAggregatedAPIErrors"
           expr: |-
-            sum by(name, namespace, cluster)(increase(aggregator_unavailable_apiservice_total{job="kube-apiserver"}[10m])) > 4
+            sum by(cluster, instance, name, reason)(increase(aggregator_unavailable_apiservice_total{job="kube-apiserver"}[1m])) > 0
+          for: 10m
           labels:
             severity: warning
           annotations:
-            description: Kubernetes aggregated API {{ $labels.name }}/{{ $labels.namespace }} has reported errors. It has appeared unavailable {{ $value | humanize }} times averaged over the past 10m.
+            description: Kubernetes aggregated API {{ $labels.instance }}/{{ $labels.name }} has reported {{ $labels.reason }} errors on cluster {{ $labels.cluster }}.
             runbook_url: https://github.com/kubernetes-monitoring/kubernetes-mixin/tree/master/runbook.md#alert-name-kubeaggregatedapierrors
             summary: Kubernetes aggregated API has reported errors.
         - alert: "KubeAggregatedAPIDown"
diff --git a/jsonnetfile.lock.json b/jsonnetfile.lock.json
index e2cce49..7050272 100644
--- a/jsonnetfile.lock.json
+++ b/jsonnetfile.lock.json
@@ -48,8 +48,8 @@
           "subdir": ""
         }
       },
-      "version": "a3fbf21977deb89b7d843eb8371170c011ea6835",
-      "sum": "57zW2IGJ9zbYd8BI0qe6JkoWTRSMNiBUWC6+YcnEsWo="
+      "version": "d6ab1a7cd86a7fe687284f81b385ad0a82cbc70e",
+      "sum": "6Wz4q0u0Sp8r4ywtJOIR8EWArLHJKzO64rjqeku7bY8="
     }
   ],
   "legacyImports": false