diff --git a/lib/reply.js b/lib/reply.js
index 7910457ee3..0dc5d93252 100644
--- a/lib/reply.js
+++ b/lib/reply.js
@@ -374,7 +374,6 @@ function preserializeHookEnd (err, request, reply, payload) {
 
 function onSendHook (reply, payload) {
   if (reply.context.onSend !== null) {
-    reply[kReplySent] = true
     onSendHookRunner(
       reply.context.onSend,
       reply.request,