diff --git a/README.md b/README.md
index 0e279d4a..efabfef0 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ helm repo add appuio https://charts.appuio.ch
 | [![chart downloads](https://img.shields.io/github/downloads/appuio/charts/secret-1.1.0/total)](https://github.com/appuio/charts/releases/tag/secret-1.1.0) | [secret](appuio/secret/README.md) |
 | [![chart downloads](https://img.shields.io/github/downloads/appuio/charts/signalilo-0.8.0/total)](https://github.com/appuio/charts/releases/tag/signalilo-0.8.0) | [signalilo](appuio/signalilo/README.md) |
 | [![chart downloads](https://img.shields.io/github/downloads/appuio/charts/snappass-0.2.15/total)](https://github.com/appuio/charts/releases/tag/snappass-0.2.15) | [snappass](appuio/snappass/README.md) |
-| [![chart downloads](https://img.shields.io/github/downloads/appuio/charts/stardog-0.12.3/total)](https://github.com/appuio/charts/releases/tag/stardog-0.12.3) | [stardog](appuio/stardog/README.md) |
+| [![chart downloads](https://img.shields.io/github/downloads/appuio/charts/stardog-0.12.4/total)](https://github.com/appuio/charts/releases/tag/stardog-0.12.4) | [stardog](appuio/stardog/README.md) |
 | [![chart downloads](https://img.shields.io/github/downloads/appuio/charts/stardog-userrole-operator-0.1.1/total)](https://github.com/appuio/charts/releases/tag/stardog-userrole-operator-0.1.1) | [stardog-userrole-operator](appuio/stardog-userrole-operator/README.md) |
 | [![chart downloads](https://img.shields.io/github/downloads/appuio/charts/trifid-1.2.3/total)](https://github.com/appuio/charts/releases/tag/trifid-1.2.3) | [trifid](appuio/trifid/README.md) |
 
diff --git a/appuio/stardog/Chart.yaml b/appuio/stardog/Chart.yaml
index 297d5f5d..0fb90dd4 100644
--- a/appuio/stardog/Chart.yaml
+++ b/appuio/stardog/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v1
 name: stardog
-version: 0.12.3
+version: 0.12.4
 appVersion: 8.1.0
 description: Stardog is the world’s leading knowledge graph platform for the enterprise. Stardog makes it fast and easy to turn enterprise data into knowledge.
 home: "https://www.stardog.com/"
diff --git a/appuio/stardog/README.md b/appuio/stardog/README.md
index d6964ac3..880468f4 100644
--- a/appuio/stardog/README.md
+++ b/appuio/stardog/README.md
@@ -1,6 +1,6 @@
 # stardog
 
-![Version: 0.12.3](https://img.shields.io/badge/Version-0.12.3-informational?style=flat-square) ![AppVersion: 8.1.0](https://img.shields.io/badge/AppVersion-8.1.0-informational?style=flat-square)
+![Version: 0.12.4](https://img.shields.io/badge/Version-0.12.4-informational?style=flat-square) ![AppVersion: 8.1.0](https://img.shields.io/badge/AppVersion-8.1.0-informational?style=flat-square)
 
 Stardog is the world’s leading knowledge graph platform for the enterprise. Stardog makes it fast and easy to turn enterprise data into knowledge.
 
diff --git a/appuio/stardog/templates/_helpers.tpl b/appuio/stardog/templates/_helpers.tpl
index e58c5888..f16c4515 100644
--- a/appuio/stardog/templates/_helpers.tpl
+++ b/appuio/stardog/templates/_helpers.tpl
@@ -46,6 +46,6 @@ Create ZooKeeper connection string.
 {{- define "stardog.zookeeperConnection" -}}
 {{- $zookeeperFullName := (include "stardog.zookeeper.fullname" $) }}
 {{- range $i, $e := until (int .Values.zookeeper.replicaCount) -}}
-{{- printf "%v-%v.%v-headless:%d," $zookeeperFullName $i $zookeeperFullName (int $.Values.zookeeper.service.port) -}}
+{{- printf "%v-%v.%v-headless:%d," $zookeeperFullName $i $zookeeperFullName (int $.Values.zookeeper.containerPorts.client) -}}
 {{- end -}}
 {{- end -}}