diff --git a/pkg/manifestgen/install/templates.go b/pkg/manifestgen/install/templates.go
index 1dcec5c9..8cdce319 100644
--- a/pkg/manifestgen/install/templates.go
+++ b/pkg/manifestgen/install/templates.go
@@ -154,6 +154,7 @@ metadata:
 labels:
   app.kubernetes.io/instance: {{.Namespace}}
   app.kubernetes.io/version: "{{.Version}}"
+  app.kubernetes.io/part-of: flux
 fieldSpecs:
   - path: metadata/labels
     create: true