diff --git a/docs/Reference/Errors.md b/docs/Reference/Errors.md
index 695c3ed171..f925490ec5 100644
--- a/docs/Reference/Errors.md
+++ b/docs/Reference/Errors.md
@@ -112,6 +112,9 @@ fastify.setErrorHandler(function (error, request, reply) {
     this.log.error(error)
     // Send error response
     reply.status(500).send({ ok: false })
+  } else {
+    // fastify will use parent error handler to handle this
+    reply.send(error)
   }
 })
 
@@ -382,4 +385,4 @@ Impossible to load plugin because the parent (mapped directly from `avvio`)
 <a name="FST_ERR_PLUGIN_TIMEOUT"></a>
 #### FST_ERR_PLUGIN_TIMEOUT
 
-Plugin did not start in time. Default timeout (in millis): `10000`
\ No newline at end of file
+Plugin did not start in time. Default timeout (in millis): `10000`