diff --git a/charts/grafana/Chart.yaml b/charts/grafana/Chart.yaml
index 9b61cb54f4..c2a093f8c9 100644
--- a/charts/grafana/Chart.yaml
+++ b/charts/grafana/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v2
 name: grafana
-version: 6.58.5
+version: 6.58.6
 appVersion: 10.0.2
 kubeVersion: "^1.8.0-0"
 description: The leading tool for querying and visualizing time series and metrics.
diff --git a/charts/grafana/values.yaml b/charts/grafana/values.yaml
index 1c58a1d379..3ff504800b 100644
--- a/charts/grafana/values.yaml
+++ b/charts/grafana/values.yaml
@@ -564,6 +564,8 @@ datasources: {}
 #      jsonData:
 #        authType: default
 #        defaultRegion: us-east-1
+#    deleteDatasources: []
+#    - name: Prometheus
 
 ## Configure grafana alerting (can be templated)
 ## ref: http://docs.grafana.org/administration/provisioning/#alerting