diff --git a/kubernetes/main/apps/observability/grafana/app/helmrelease.yaml b/kubernetes/main/apps/observability/grafana/app/helmrelease.yaml
index ec312e913..f5dd41531 100644
--- a/kubernetes/main/apps/observability/grafana/app/helmrelease.yaml
+++ b/kubernetes/main/apps/observability/grafana/app/helmrelease.yaml
@@ -203,7 +203,7 @@ spec:
         prometheus:
           # renovate: depName="Prometheus"
           gnetId: 19105
-          revision: 3
+          revision: 4
           datasource: Prometheus
         unifi-insights:
           # renovate: depName="UniFi-Poller: Client Insights - Prometheus"