diff --git a/charts/posthog/templates/_snippet-initContainers-wait-for-service-dependencies.tpl b/charts/posthog/templates/_snippet-initContainers-wait-for-service-dependencies.tpl
index 8ef007745..e144cb1ba 100644
--- a/charts/posthog/templates/_snippet-initContainers-wait-for-service-dependencies.tpl
+++ b/charts/posthog/templates/_snippet-initContainers-wait-for-service-dependencies.tpl
@@ -12,7 +12,7 @@
         {{ if .Values.clickhouse.enabled }}
         until (
             NODES_COUNT=$(wget -qO- \
-                "http://$CLICKHOUSE_USER:$CLICKHOUSE_PASSWORD@{{ include "posthog.clickhouse.fullname" . }}.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.cluster.local:8123" \
+                "http://$CLICKHOUSE_USER:$CLICKHOUSE_PASSWORD@{{ include "posthog.clickhouse.fullname" . }}.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.{{ .Values.clusterName }}.local:8123" \
                 --post-data "SELECT count() FROM clusterAllReplicas('{{ .Values.clickhouse.cluster }}', system, one)"
             )
             test ! -z $NODES_COUNT && test $NODES_COUNT -eq {{ mul .Values.clickhouse.layout.shardsCount .Values.clickhouse.layout.replicasCount }}
@@ -22,20 +22,20 @@
         done
         {{ end }}
 
-        until (nc -vz "{{ include "posthog.pgbouncer.host" . }}.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.cluster.local" {{ include "posthog.pgbouncer.port" . }});
+        until (nc -vz "{{ include "posthog.pgbouncer.host" . }}.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.{{ .Values.clusterName }}.local" {{ include "posthog.pgbouncer.port" . }});
         do
             echo "waiting for PgBouncer"; sleep 1;
         done
 
         {{ if .Values.postgresql.enabled }}
-        until (nc -vz "{{ include "posthog.postgresql.host" . }}.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.cluster.local" {{ include "posthog.postgresql.port" . }});
+        until (nc -vz "{{ include "posthog.postgresql.host" . }}.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.{{ .Values.clusterName }}.local" {{ include "posthog.postgresql.port" . }});
         do
             echo "waiting for PostgreSQL"; sleep 1;
         done
         {{ end }}
 
         {{ if .Values.redis.enabled }}
-        until (nc -vz "{{ include "posthog.redis.host" . }}.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.cluster.local" {{ include "posthog.redis.port" . }});
+        until (nc -vz "{{ include "posthog.redis.host" . }}.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.{{ .Values.clusterName }}.local" {{ include "posthog.redis.port" . }});
         do
             echo "waiting for Redis"; sleep 1;
         done
@@ -48,7 +48,7 @@
         KAFKA_HOST=$(echo $KAFKA_BROKERS | cut -f1 -d:)
         KAFKA_PORT=$(echo $KAFKA_BROKERS | cut -f2 -d:)
 
-        until (nc -vz "$KAFKA_HOST.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.cluster.local" $KAFKA_PORT);
+        until (nc -vz "$KAFKA_HOST.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.{{ .Values.clusterName }}.local" $KAFKA_PORT);
         do
             echo "waiting for Kafka"; sleep 1;
         done
diff --git a/charts/posthog/templates/clickhouse-backup-cronjob.yaml b/charts/posthog/templates/clickhouse-backup-cronjob.yaml
index 86a33a105..53a103e0e 100644
--- a/charts/posthog/templates/clickhouse-backup-cronjob.yaml
+++ b/charts/posthog/templates/clickhouse-backup-cronjob.yaml
@@ -34,7 +34,7 @@ spec:
                 - |
                   until (
                       wget -qO- \
-                          "http://$CLICKHOUSE_USER:$CLICKHOUSE_PASSWORD@clickhouse-posthog.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.cluster.local:8123" \
+                      "http://$CLICKHOUSE_USER:$CLICKHOUSE_PASSWORD@clickhouse-posthog.$(cat /var/run/secrets/kubernetes.io/serviceaccount/namespace).svc.{{ .Values.clusterName }}.local:8123" \
                           --post-data "SELECT count() FROM clusterAllReplicas('posthog', system, one)"
                   ); do
                       echo "waiting for ClickHouse cluster to become available"; sleep 1;
diff --git a/charts/posthog/values.yaml b/charts/posthog/values.yaml
index 815f9e3f5..67d23713b 100644
--- a/charts/posthog/values.yaml
+++ b/charts/posthog/values.yaml
@@ -8,6 +8,9 @@ notificationEmail:
 # This is used to e.g. generate shareable links to Dashboards.
 siteUrl:
 
+# -- Cluster name used for internal DNS resolution (svc.{{clusterName}}.local)
+clusterName: cluster
+
 image:
   # -- PostHog image repository to use.
   repository: posthog/posthog