diff --git a/charts/stable/grafana/Chart.yaml b/charts/stable/grafana/Chart.yaml
index 3e5ae865d00..58348642d97 100644
--- a/charts/stable/grafana/Chart.yaml
+++ b/charts/stable/grafana/Chart.yaml
@@ -42,5 +42,5 @@ sources:
   - https://grafana.com/
   - https://hub.docker.com/r/grafana/grafana
 type: application
-version: 21.3.1
+version: 21.4.0
 
diff --git a/charts/stable/grafana/values.yaml b/charts/stable/grafana/values.yaml
index 43ac2f91aeb..bee2dcb8a73 100644
--- a/charts/stable/grafana/values.yaml
+++ b/charts/stable/grafana/values.yaml
@@ -5,7 +5,7 @@ image:
 
 sidecarImage:
   repository: ghcr.io/kiwigrid/k8s-sidecar
-  tag: 2.2.3@sha256:35a92d087d3063b7376a832b58e8f0818afd9e5e7489e7a83275d761a3c1cf0f
+  tag: 2.3.0@sha256:e57a47722113abcda1e5a1bf8a29807aa19ffa0ba7dfb295a758c929e1acb7e4
 
 # Define extra dashboards to be provisioned
 # Supports 2 formats: