diff --git a/charts/pulsar/templates/broker-hpa.yaml b/charts/pulsar/templates/broker-hpa.yaml
index f52850a..83a24aa 100644
--- a/charts/pulsar/templates/broker-hpa.yaml
+++ b/charts/pulsar/templates/broker-hpa.yaml
@@ -26,6 +26,7 @@ apiVersion: autoscaling/v2
 kind: HorizontalPodAutoscaler
 metadata:
   name: "{{ template "pulsar.fullname" . }}-{{ .Values.broker.component }}"
+  namespace: {{ template "pulsar.namespace" . }}
 spec:
   maxReplicas: {{ .Values.broker.autoscaling.maxReplicas }}
   {{- with .Values.broker.autoscaling.metrics }}
diff --git a/charts/pulsar/templates/proxy-hpa.yaml b/charts/pulsar/templates/proxy-hpa.yaml
index 587382f..291c072 100644
--- a/charts/pulsar/templates/proxy-hpa.yaml
+++ b/charts/pulsar/templates/proxy-hpa.yaml
@@ -26,6 +26,7 @@ apiVersion: autoscaling/v2
 kind: HorizontalPodAutoscaler
 metadata:
   name: "{{ template "pulsar.fullname" . }}-{{ .Values.proxy.component }}"
+  namespace: {{ template "pulsar.namespace" . }}
 spec:
   maxReplicas: {{ .Values.proxy.autoscaling.maxReplicas }}
   {{- with .Values.proxy.autoscaling.metrics }}