diff --git a/charts/nightscout/Chart.yaml b/charts/nightscout/Chart.yaml
index 0bb1cdf06..f066d6eb9 100644
--- a/charts/nightscout/Chart.yaml
+++ b/charts/nightscout/Chart.yaml
@@ -4,7 +4,7 @@ description: Web-based CGM (Continuous Glucose Monitor) to allow multiple caregi
 home: https://github.com/gabe565/charts/tree/main/charts/nightscout
 icon: https://raw.githubusercontent.com/nightscout/cgm-remote-monitor/71c2363b7be387cda899669be2bfd6ddbfe70198/static/images/large.png
 type: application
-version: 0.3.1
+version: 0.4.0
 # renovate: image=nightscout/cgm-remote-monitor
 appVersion: 14.2.6
 kubeVersion: ">=1.22.0-0"
@@ -25,4 +25,4 @@ sources:
 annotations:
   artifacthub.io/changes: |
     - kind: changed
-      description: Bump mongodb subchart to v13.6.2
+      description: Deploy MongoDB as a StatefulSet
diff --git a/charts/nightscout/README.md b/charts/nightscout/README.md
index 846080293..61b764ef5 100644
--- a/charts/nightscout/README.md
+++ b/charts/nightscout/README.md
@@ -1,6 +1,6 @@
 # nightscout
 
-![Version: 0.3.1](https://img.shields.io/badge/Version-0.3.1-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 14.2.6](https://img.shields.io/badge/AppVersion-14.2.6-informational?style=flat-square)
+![Version: 0.4.0](https://img.shields.io/badge/Version-0.4.0-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 14.2.6](https://img.shields.io/badge/AppVersion-14.2.6-informational?style=flat-square)
 
 Web-based CGM (Continuous Glucose Monitor) to allow multiple caregivers to remotely view a patient's glucose data in real time.
 
diff --git a/charts/nightscout/values.yaml b/charts/nightscout/values.yaml
index a7c0099d3..65a73dd1b 100644
--- a/charts/nightscout/values.yaml
+++ b/charts/nightscout/values.yaml
@@ -45,6 +45,7 @@ ingress:
 # @default -- See values.yaml
 mongodb:
   enabled: false
+  useStatefulSet: true
   auth:
     rootPassword: changeme
     databases: