diff --git a/heartbeat/docs/autodiscover-kubernetes-config.asciidoc b/heartbeat/docs/autodiscover-kubernetes-config.asciidoc
index f46aa35d966..12b5f20cf60 100644
--- a/heartbeat/docs/autodiscover-kubernetes-config.asciidoc
+++ b/heartbeat/docs/autodiscover-kubernetes-config.asciidoc
@@ -12,7 +12,7 @@ heartbeat.autodiscover:
               kubernetes.annotations.prometheus.io.scrape: "true"
           config:
             - type: http
-              hosts: ["${data.host}:${data.port}"]
+              urls: ["${data.host}:${data.port}"]
               schedule: "@every 1s"
               timeout: 1s
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