diff --git a/charts/stable/grafana/Chart.yaml b/charts/stable/grafana/Chart.yaml
index a1ad5513685..0115ed1c38d 100644
--- a/charts/stable/grafana/Chart.yaml
+++ b/charts/stable/grafana/Chart.yaml
@@ -40,5 +40,5 @@ sources:
   - https://grafana.com/
   - https://hub.docker.com/r/grafana/grafana
 type: application
-version: 23.4.0
+version: 23.4.1
 
diff --git a/charts/stable/grafana/values.yaml b/charts/stable/grafana/values.yaml
index f6551a0f53c..1a04b108cd1 100644
--- a/charts/stable/grafana/values.yaml
+++ b/charts/stable/grafana/values.yaml
@@ -6,7 +6,7 @@ image:
 
 sidecarImage:
   repository: ghcr.io/kiwigrid/k8s-sidecar
-  tag: 2.7.1@sha256:2670f251f80d990635460c0116497a9cc3202069e8826f1a279af300ecd9f75e
+  tag: 2.7.3@sha256:694950d736c8b532eba4006527ccbdac98fefc9f30b3346ba2de50b6cad91c94
 
 # Define extra dashboards to be provisioned
 # Supports 2 formats: