diff --git a/charts/premium/grafana/Chart.yaml b/charts/premium/grafana/Chart.yaml
index e11ba2240e1..e3df5c63f6f 100644
--- a/charts/premium/grafana/Chart.yaml
+++ b/charts/premium/grafana/Chart.yaml
@@ -40,5 +40,5 @@ sources:
   - https://hub.docker.com/r/grafana/grafana
   - https://quay.io/kiwigrid/k8s-sidecar
 type: application
-version: 18.0.3
+version: 18.0.4
 
diff --git a/charts/premium/grafana/values.yaml b/charts/premium/grafana/values.yaml
index 41f3b8fbbce..cb7b1cdc293 100644
--- a/charts/premium/grafana/values.yaml
+++ b/charts/premium/grafana/values.yaml
@@ -5,7 +5,7 @@ image:
 
 sidecarImage:
   repository: quay.io/kiwigrid/k8s-sidecar
-  tag: 1.30.5@sha256:b50fb46b5b3291fb82e85429781a27a5c36fe97f330908afe00652ee6c425459
+  tag: 1.30.6@sha256:6f798138d8c0726f51fb92dd60d2651ffbbb4bcada53169700110b66b05d62f7
 
 securityContext:
   container: