diff --git a/stable/prometheus-operator/Chart.yaml b/stable/prometheus-operator/Chart.yaml
index 250f4e1b4e54..b1d81932d670 100644
--- a/stable/prometheus-operator/Chart.yaml
+++ b/stable/prometheus-operator/Chart.yaml
@@ -12,7 +12,7 @@ sources:
   - /~https://github.com/coreos/kube-prometheus
   - /~https://github.com/coreos/prometheus-operator
   - https://coreos.com/operators/prometheus
-version: 8.15.4
+version: 8.15.5
 appVersion: 0.38.1
 tillerVersion: ">=2.12.0"
 home: /~https://github.com/coreos/prometheus-operator
diff --git a/stable/prometheus-operator/templates/alertmanager/ingressperreplica.yaml b/stable/prometheus-operator/templates/alertmanager/ingressperreplica.yaml
index 678dec914ea1..7e08c42504cd 100644
--- a/stable/prometheus-operator/templates/alertmanager/ingressperreplica.yaml
+++ b/stable/prometheus-operator/templates/alertmanager/ingressperreplica.yaml
@@ -17,7 +17,7 @@ items:
     {{ end -}}
     metadata:
       name: {{ include "prometheus-operator.fullname" $ }}-alertmanager-{{ $i }}
-      namespace: {{ template "prometheus-operator.namespace" . }}
+      namespace: {{ template "prometheus-operator.namespace" $ }}
       labels:
         app: {{ include "prometheus-operator.name" $ }}-alertmanager
 {{ include "prometheus-operator.labels" $ | indent 8 }}
diff --git a/stable/prometheus-operator/templates/alertmanager/serviceperreplica.yaml b/stable/prometheus-operator/templates/alertmanager/serviceperreplica.yaml
index d876c8385a9f..8bb061218431 100644
--- a/stable/prometheus-operator/templates/alertmanager/serviceperreplica.yaml
+++ b/stable/prometheus-operator/templates/alertmanager/serviceperreplica.yaml
@@ -12,7 +12,7 @@ items:
     kind: Service
     metadata:
       name: {{ include "prometheus-operator.fullname" $ }}-alertmanager-{{ $i }}
-      namespace: {{ template "prometheus-operator.namespace" . }}
+      namespace: {{ template "prometheus-operator.namespace" $ }}
       labels:
         app: {{ include "prometheus-operator.name" $ }}-alertmanager
 {{ include "prometheus-operator.labels" $ | indent 8 }}
diff --git a/stable/prometheus-operator/templates/prometheus/additionalPrometheusRules.yaml b/stable/prometheus-operator/templates/prometheus/additionalPrometheusRules.yaml
index bc631fc83c40..4fa471e7480c 100644
--- a/stable/prometheus-operator/templates/prometheus/additionalPrometheusRules.yaml
+++ b/stable/prometheus-operator/templates/prometheus/additionalPrometheusRules.yaml
@@ -8,7 +8,7 @@ items:
     kind: PrometheusRule
     metadata:
       name: {{ template "prometheus-operator.name" $ }}-{{ $prometheusRuleName }}
-      namespace: {{ template "prometheus-operator.namespace" . }}
+      namespace: {{ template "prometheus-operator.namespace" $ }}
       labels:
         app: {{ template "prometheus-operator.name" $ }}
 {{ include "prometheus-operator.labels" $ | indent 8 }}
@@ -25,7 +25,7 @@ items:
     kind: PrometheusRule
     metadata:
       name: {{ template "prometheus-operator.name" $ }}-{{ .name }}
-      namespace: {{ template "prometheus-operator.namespace" . }}
+      namespace: {{ template "prometheus-operator.namespace" $ }}
       labels:
         app: {{ template "prometheus-operator.name" $ }}
 {{ include "prometheus-operator.labels" $ | indent 8 }}
diff --git a/stable/prometheus-operator/templates/prometheus/ingressperreplica.yaml b/stable/prometheus-operator/templates/prometheus/ingressperreplica.yaml
index 57283b221f58..1eb49a6c60ab 100644
--- a/stable/prometheus-operator/templates/prometheus/ingressperreplica.yaml
+++ b/stable/prometheus-operator/templates/prometheus/ingressperreplica.yaml
@@ -6,7 +6,7 @@ apiVersion: v1
 kind: List
 metadata:
   name: {{ include "prometheus-operator.fullname" $ }}-prometheus-ingressperreplica
-  namespace: {{ template "prometheus-operator.namespace" . }}
+  namespace: {{ template "prometheus-operator.namespace" $ }}
 items:
 {{ range $i, $e := until $count }}
   - kind: Ingress
@@ -17,7 +17,7 @@ items:
     {{ end -}}
     metadata:
       name: {{ include "prometheus-operator.fullname" $ }}-prometheus-{{ $i }}
-      namespace: {{ template "prometheus-operator.namespace" . }}
+      namespace: {{ template "prometheus-operator.namespace" $ }}
       labels:
         app: {{ include "prometheus-operator.name" $ }}-prometheus
 {{ include "prometheus-operator.labels" $ | indent 8 }}
diff --git a/stable/prometheus-operator/templates/prometheus/podmonitors.yaml b/stable/prometheus-operator/templates/prometheus/podmonitors.yaml
index 88789557edec..7cbf76985f9a 100644
--- a/stable/prometheus-operator/templates/prometheus/podmonitors.yaml
+++ b/stable/prometheus-operator/templates/prometheus/podmonitors.yaml
@@ -7,7 +7,7 @@ items:
     kind: PodMonitor
     metadata:
       name: {{ .name }}
-      namespace: {{ template "prometheus-operator.namespace" . }}
+      namespace: {{ template "prometheus-operator.namespace" $ }}
       labels:
         app: {{ template "prometheus-operator.name" $ }}-prometheus
 {{ include "prometheus-operator.labels" $ | indent 8 }}
diff --git a/stable/prometheus-operator/templates/prometheus/servicemonitors.yaml b/stable/prometheus-operator/templates/prometheus/servicemonitors.yaml
index 95e55d308d47..183da7bdf6b5 100644
--- a/stable/prometheus-operator/templates/prometheus/servicemonitors.yaml
+++ b/stable/prometheus-operator/templates/prometheus/servicemonitors.yaml
@@ -7,7 +7,7 @@ items:
     kind: ServiceMonitor
     metadata:
       name: {{ .name }}
-      namespace: {{ template "prometheus-operator.namespace" . }}
+      namespace: {{ template "prometheus-operator.namespace" $ }}
       labels:
         app: {{ template "prometheus-operator.name" $ }}-prometheus
 {{ include "prometheus-operator.labels" $ | indent 8 }}
diff --git a/stable/prometheus-operator/templates/prometheus/serviceperreplica.yaml b/stable/prometheus-operator/templates/prometheus/serviceperreplica.yaml
index 791057b725a6..802e0e3a3173 100644
--- a/stable/prometheus-operator/templates/prometheus/serviceperreplica.yaml
+++ b/stable/prometheus-operator/templates/prometheus/serviceperreplica.yaml
@@ -12,7 +12,7 @@ items:
     kind: Service
     metadata:
       name: {{ include "prometheus-operator.fullname" $ }}-prometheus-{{ $i }}
-      namespace: {{ template "prometheus-operator.namespace" . }}
+      namespace: {{ template "prometheus-operator.namespace" $ }}
       labels:
         app: {{ include "prometheus-operator.name" $ }}-prometheus
 {{ include "prometheus-operator.labels" $ | indent 8 }}