diff --git a/manifests/bases/helm-controller/labels.yaml b/manifests/bases/helm-controller/labels.yaml
index 29c577f06f..57ae0f9ed3 100644
--- a/manifests/bases/helm-controller/labels.yaml
+++ b/manifests/bases/helm-controller/labels.yaml
@@ -4,6 +4,7 @@ metadata:
   name: labels
 labels:
   app.kubernetes.io/component: helm-controller
+  app.kubernetes.io/part-of: flux
 fieldSpecs:
   - path: metadata/labels
     create: true
diff --git a/manifests/bases/image-automation-controller/labels.yaml b/manifests/bases/image-automation-controller/labels.yaml
index 88ddf5a575..80923fb414 100644
--- a/manifests/bases/image-automation-controller/labels.yaml
+++ b/manifests/bases/image-automation-controller/labels.yaml
@@ -4,6 +4,7 @@ metadata:
   name: labels
 labels:
   app.kubernetes.io/component: image-automation-controller
+  app.kubernetes.io/part-of: flux
 fieldSpecs:
   - path: metadata/labels
     create: true
diff --git a/manifests/bases/image-reflector-controller/labels.yaml b/manifests/bases/image-reflector-controller/labels.yaml
index ee3a2f4f28..43bb70e70d 100644
--- a/manifests/bases/image-reflector-controller/labels.yaml
+++ b/manifests/bases/image-reflector-controller/labels.yaml
@@ -4,6 +4,7 @@ metadata:
   name: labels
 labels:
   app.kubernetes.io/component: image-reflector-controller
+  app.kubernetes.io/part-of: flux
 fieldSpecs:
   - path: metadata/labels
     create: true
diff --git a/manifests/bases/kustomize-controller/labels.yaml b/manifests/bases/kustomize-controller/labels.yaml
index 86e93ee2d4..bcb2bfb9d2 100644
--- a/manifests/bases/kustomize-controller/labels.yaml
+++ b/manifests/bases/kustomize-controller/labels.yaml
@@ -4,6 +4,7 @@ metadata:
   name: labels
 labels:
   app.kubernetes.io/component: kustomize-controller
+  app.kubernetes.io/part-of: flux
 fieldSpecs:
   - path: metadata/labels
     create: true
diff --git a/manifests/bases/notification-controller/labels.yaml b/manifests/bases/notification-controller/labels.yaml
index 4f6fdf0768..6b45c77fa0 100644
--- a/manifests/bases/notification-controller/labels.yaml
+++ b/manifests/bases/notification-controller/labels.yaml
@@ -4,6 +4,7 @@ metadata:
   name: labels
 labels:
   app.kubernetes.io/component: notification-controller
+  app.kubernetes.io/part-of: flux
 fieldSpecs:
   - path: metadata/labels
     create: true
diff --git a/manifests/bases/source-controller/labels.yaml b/manifests/bases/source-controller/labels.yaml
index a7d9e0adb1..e2d3f4a529 100644
--- a/manifests/bases/source-controller/labels.yaml
+++ b/manifests/bases/source-controller/labels.yaml
@@ -4,6 +4,7 @@ metadata:
   name: labels
 labels:
   app.kubernetes.io/component: source-controller
+  app.kubernetes.io/part-of: flux
 fieldSpecs:
   - path: metadata/labels
     create: true