diff --git a/kubernetes/apps/observability/grafana/app/helmrelease.yaml b/kubernetes/apps/observability/grafana/app/helmrelease.yaml
index 9a69a398..bbabaaed 100644
--- a/kubernetes/apps/observability/grafana/app/helmrelease.yaml
+++ b/kubernetes/apps/observability/grafana/app/helmrelease.yaml
@@ -8,7 +8,7 @@ spec:
   chart:
     spec:
       chart: grafana
-      version: 8.6.3
+      version: 8.6.4
       sourceRef:
         kind: HelmRepository
         name: grafana