diff --git a/manifests/rbac/controller.yaml b/manifests/rbac/controller.yaml
index 932e5b11..97811601 100644
--- a/manifests/rbac/controller.yaml
+++ b/manifests/rbac/controller.yaml
@@ -70,13 +70,19 @@ roleRef:
 subjects:
   - kind: ServiceAccount
     name: kustomize-controller
+    namespace: flux-system
   - kind: ServiceAccount
     name: helm-controller
+    namespace: flux-system
   - kind: ServiceAccount
     name: source-controller
+    namespace: flux-system
   - kind: ServiceAccount
     name: notification-controller
+    namespace: flux-system
   - kind: ServiceAccount
     name: image-reflector-controller
+    namespace: flux-system
   - kind: ServiceAccount
     name: image-automation-controller
+    namespace: flux-system
diff --git a/manifests/rbac/reconciler.yaml b/manifests/rbac/reconciler.yaml
index 7313d271..1155cf48 100644
--- a/manifests/rbac/reconciler.yaml
+++ b/manifests/rbac/reconciler.yaml
@@ -9,5 +9,7 @@ roleRef:
 subjects:
   - kind: ServiceAccount
     name: kustomize-controller
+    namespace: flux-system
   - kind: ServiceAccount
     name: helm-controller
+    namespace: flux-system
diff --git a/pkg/manifestgen/install/templates.go b/pkg/manifestgen/install/templates.go
index e870f4f6..316435d1 100644
--- a/pkg/manifestgen/install/templates.go
+++ b/pkg/manifestgen/install/templates.go
@@ -117,6 +117,7 @@ images:
 var kustomizationRolesTmpl = `---
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
+namespace: {{.Namespace}}
 resources:
   - rbac.yaml
 nameSuffix: -{{.Namespace}}