diff --git a/charts/ingress-nginx/templates/admission-webhooks/job-patch/clusterrolebinding.yaml b/charts/ingress-nginx/templates/admission-webhooks/job-patch/clusterrolebinding.yaml
index 97931250c..4990fb1c3 100644
--- a/charts/ingress-nginx/templates/admission-webhooks/job-patch/clusterrolebinding.yaml
+++ b/charts/ingress-nginx/templates/admission-webhooks/job-patch/clusterrolebinding.yaml
@@ -16,5 +16,5 @@ roleRef:
 subjects:
   - kind: ServiceAccount
     name: {{ include "ingress-nginx.fullname" . }}-admission
-    namespace: {{ .Release.Namespace }}
+    namespace: {{ .Release.Namespace | quote }}
 {{- end }}
diff --git a/charts/ingress-nginx/templates/admission-webhooks/job-patch/rolebinding.yaml b/charts/ingress-nginx/templates/admission-webhooks/job-patch/rolebinding.yaml
index 391e5e9a3..b4af7fbcf 100644
--- a/charts/ingress-nginx/templates/admission-webhooks/job-patch/rolebinding.yaml
+++ b/charts/ingress-nginx/templates/admission-webhooks/job-patch/rolebinding.yaml
@@ -16,5 +16,5 @@ roleRef:
 subjects:
   - kind: ServiceAccount
     name: {{ include "ingress-nginx.fullname" . }}-admission
-    namespace: {{ .Release.Namespace }}
+    namespace: {{ .Release.Namespace | quote }}
 {{- end }}
diff --git a/charts/ingress-nginx/templates/admission-webhooks/validating-webhook.yaml b/charts/ingress-nginx/templates/admission-webhooks/validating-webhook.yaml
index 731536bdd..2f3dd7784 100644
--- a/charts/ingress-nginx/templates/admission-webhooks/validating-webhook.yaml
+++ b/charts/ingress-nginx/templates/admission-webhooks/validating-webhook.yaml
@@ -31,7 +31,7 @@ webhooks:
       - v1beta1
     clientConfig:
       service:
-        namespace: {{ .Release.Namespace }}
+        namespace: {{ .Release.Namespace | quote }}
         name: {{ include "ingress-nginx.controller.fullname" . }}-admission
         path: /networking/v1beta1/ingresses
     {{- if .Values.controller.admissionWebhooks.timeoutSeconds }}
diff --git a/charts/ingress-nginx/templates/clusterrolebinding.yaml b/charts/ingress-nginx/templates/clusterrolebinding.yaml
index a341f5280..81be52b87 100644
--- a/charts/ingress-nginx/templates/clusterrolebinding.yaml
+++ b/charts/ingress-nginx/templates/clusterrolebinding.yaml
@@ -12,5 +12,5 @@ roleRef:
 subjects:
   - kind: ServiceAccount
     name: {{ template "ingress-nginx.serviceAccountName" . }}
-    namespace: {{ .Release.Namespace }}
+    namespace: {{ .Release.Namespace | quote }}
 {{- end }}
diff --git a/charts/ingress-nginx/templates/controller-prometheusrules.yaml b/charts/ingress-nginx/templates/controller-prometheusrules.yaml
index c0b7e89ca..ca5427523 100644
--- a/charts/ingress-nginx/templates/controller-prometheusrules.yaml
+++ b/charts/ingress-nginx/templates/controller-prometheusrules.yaml
@@ -4,7 +4,7 @@ kind: PrometheusRule
 metadata:
   name: {{ include "ingress-nginx.controller.fullname" . }}
 {{- if .Values.controller.metrics.prometheusRule.namespace }}
-  namespace: {{ .Values.controller.metrics.prometheusRule.namespace }}
+  namespace: {{ .Values.controller.metrics.prometheusRule.namespace | quote }}
 {{- end }}
   labels:
     {{- include "ingress-nginx.labels" . | nindent 4 }}
diff --git a/charts/ingress-nginx/templates/controller-rolebinding.yaml b/charts/ingress-nginx/templates/controller-rolebinding.yaml
index 503135088..9ab3b461c 100644
--- a/charts/ingress-nginx/templates/controller-rolebinding.yaml
+++ b/charts/ingress-nginx/templates/controller-rolebinding.yaml
@@ -13,5 +13,5 @@ roleRef:
 subjects:
   - kind: ServiceAccount
     name: {{ template "ingress-nginx.serviceAccountName" . }}
-    namespace: {{ .Release.Namespace }}
+    namespace: {{ .Release.Namespace | quote }}
 {{- end }}
diff --git a/charts/ingress-nginx/templates/controller-servicemonitor.yaml b/charts/ingress-nginx/templates/controller-servicemonitor.yaml
index 68b1c922b..8b8c8d82f 100644
--- a/charts/ingress-nginx/templates/controller-servicemonitor.yaml
+++ b/charts/ingress-nginx/templates/controller-servicemonitor.yaml
@@ -4,7 +4,7 @@ kind: ServiceMonitor
 metadata:
   name: {{ include "ingress-nginx.controller.fullname" . }}
 {{- if .Values.controller.metrics.serviceMonitor.namespace }}
-  namespace: {{ .Values.controller.metrics.serviceMonitor.namespace }}
+  namespace: {{ .Values.controller.metrics.serviceMonitor.namespace | quote }}
 {{- end }}
   labels:
     {{- include "ingress-nginx.labels" . | nindent 4 }}
diff --git a/charts/ingress-nginx/templates/default-backend-rolebinding.yaml b/charts/ingress-nginx/templates/default-backend-rolebinding.yaml
index 45558aac1..03eac869f 100644
--- a/charts/ingress-nginx/templates/default-backend-rolebinding.yaml
+++ b/charts/ingress-nginx/templates/default-backend-rolebinding.yaml
@@ -13,5 +13,5 @@ roleRef:
 subjects:
   - kind: ServiceAccount
     name: {{ template "ingress-nginx.defaultBackend.serviceAccountName" . }}
-    namespace: {{ .Release.Namespace }}
+    namespace: {{ .Release.Namespace | quote }}
 {{- end }}