diff --git a/docs/references/fluxyaml-config-files.md b/docs/references/fluxyaml-config-files.md
index 959246c4a..587c01191 100644
--- a/docs/references/fluxyaml-config-files.md
+++ b/docs/references/fluxyaml-config-files.md
@@ -224,6 +224,6 @@ earlier.
 version: 1
 patchUpdated:
   generators:
-    - command: helm template ../charts/mychart -f overrides.yaml
+    - command: kustomize build .
   patchFile: flux-patch.yaml
 ```