diff --git a/site/content/ytt/docs/v0.44.0/lang-ref-ytt-overlay.md b/site/content/ytt/docs/v0.44.0/lang-ref-ytt-overlay.md
index 7dff6289d..6fe5f0e9d 100644
--- a/site/content/ytt/docs/v0.44.0/lang-ref-ytt-overlay.md
+++ b/site/content/ytt/docs/v0.44.0/lang-ref-ytt-overlay.md
@@ -419,18 +419,20 @@ Inserts "right" node before/after the matched "left" node. The inserted node is
 
 **Examples:**
 
-Add a `ConfigMap` into each `Namespace`:
+Add a `ConfigMap` into *every* `Namespace`:
 ```yaml
-#@ def configMap(namespace):
+#@ def global_config(namespace):
 apiVersion: v1
 kind: ConfigMap
 metadata:
-  name: insert
-  namespace: #@ namespace.metadata.name
+  name: global-config
+  namespace: #@ namespace["metadata"]["name"]
+data:
+  important: content
 #@ end
 
-#@overlay/match overlay.subset({"kind": "Namespace"})
-#@overlay/insert after=True, via=lambda namespace, _: configMap(namespace)
+#@overlay/match by=overlay.subset({"kind": "Namespace"})
+#@overlay/insert after=True, via=lambda namespace, _: global_config(namespace)
 ---
 ```