diff --git a/kubernetes/main/apps/monitoring/grafana/helm-release.yaml b/kubernetes/main/apps/monitoring/grafana/helm-release.yaml
index 928685d..76cb82a 100644
--- a/kubernetes/main/apps/monitoring/grafana/helm-release.yaml
+++ b/kubernetes/main/apps/monitoring/grafana/helm-release.yaml
@@ -8,7 +8,7 @@ spec:
   chart:
     spec:
       chart: grafana
-      version: "8.6.3"
+      version: "8.6.4"
       sourceRef:
         kind: HelmRepository
         name: grafana-charts
diff --git a/kubernetes/thin/apps/monitoring/grafana/app/helm-release.yaml b/kubernetes/thin/apps/monitoring/grafana/app/helm-release.yaml
index 9adc46c..df1069e 100644
--- a/kubernetes/thin/apps/monitoring/grafana/app/helm-release.yaml
+++ b/kubernetes/thin/apps/monitoring/grafana/app/helm-release.yaml
@@ -8,7 +8,7 @@ spec:
   chart:
     spec:
       chart: grafana
-      version: "8.6.3"
+      version: "8.6.4"
       sourceRef:
         kind: HelmRepository
         name: grafana