diff --git a/zammad/Chart.yaml b/zammad/Chart.yaml
index c7dd197b..0fae321e 100755
--- a/zammad/Chart.yaml
+++ b/zammad/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v2
 name: zammad
-version: 16.4.2
+version: 16.4.3
 appVersion: 7.1.0-0017
 description: Zammad is a web based open source helpdesk/customer support system with many features to manage customer communication via several channels like telephone, facebook, twitter, chat and e-mails.
 home: https://zammad.org
diff --git a/zammad/templates/_helpers.tpl b/zammad/templates/_helpers.tpl
index 2e3ed353..34359362 100755
--- a/zammad/templates/_helpers.tpl
+++ b/zammad/templates/_helpers.tpl
@@ -204,11 +204,7 @@ Redis Variables
 # sentinel
 {{- if .Values.zammadConfig.redis.sentinel.enabled }}
 - name: REDIS_SENTINELS
-{{- if .Values.zammadConfig.redis.enabled }}
-  value: "{{ .Release.Name }}-redis"
-{{- else }}
   value: "{{ join "," .Values.zammadConfig.redis.sentinel.sentinels }}"
-{{- end }}
 - name: REDIS_SENTINEL_NAME
   value: "{{ .Values.zammadConfig.redis.sentinel.masterName | default "mymaster" }}"
 {{- if .Values.zammadConfig.redis.sentinel.username }}
diff --git a/zammad/values.yaml b/zammad/values.yaml
index 50248501..04792055 100644
--- a/zammad/values.yaml
+++ b/zammad/values.yaml
@@ -299,7 +299,7 @@ zammadConfig:
     sentinel:
       enabled: false  # set to true to enable Redis Sentinel
       sentinels:
-      - zammad-redis:26379
+      - zammad-redis-sentinel:26379
       masterName: mymaster
       # leave empty if no username is required
       username: