diff --git a/docs/reference/discovery/kubernetes/sink.md b/docs/reference/discovery/kubernetes/sink.md
index dc308f3..a4554af 100644
--- a/docs/reference/discovery/kubernetes/sink.md
+++ b/docs/reference/discovery/kubernetes/sink.md
@@ -5,6 +5,7 @@
 !!! example
 
     ```yaml
+    apiVersion: loggie.io/v1beta1
     kind: Sink
     metadata:
       name: default