diff --git a/lib/http-worker.js b/lib/http-worker.js
index 0d4484d98..9cb88ada0 100644
--- a/lib/http-worker.js
+++ b/lib/http-worker.js
@@ -71,6 +71,7 @@ EVENTS.ENV_UPDATE = function (data /*, cb */) {
         Env = JSON.parse(data);
         Env.Log = Log;
         Env.plugins = plugins;
+        Env.sendMessage = sendMessage;
         Env.incrementBytesWritten = function () {};
     } catch (err) {
         Log.error('HTTP_WORKER_ENV_UPDATE', Util.serializeError(err));