diff --git a/prometheus/values.yaml b/prometheus/values.yaml
index 1d92467b..22e1c073 100644
--- a/prometheus/values.yaml
+++ b/prometheus/values.yaml
@@ -1193,7 +1193,7 @@ conf:
               description: Prometheus failed to scrape API server(s), or all API servers have disappeared from service discovery.
               summary: API server unreachable
           - alert: K8SApiServerLatency
-            expr: histogram_quantile(0.99, sum(apiserver_request_latencies_bucket{verb!~"CONNECT|WATCHLIST|WATCH|PROXY"}) WITHOUT (instance, resource)) / 1e+06 > 1
+            expr: histogram_quantile(0.99, sum(apiserver_request_latencies_bucket{verb!~"CONNECT|WATCHLIST|WATCH|PROXY|DELETECOLLECTION"}) WITHOUT (instance, resource)) / 1e+06 > 1
             for: 10m
             labels:
               severity: warning