diff --git a/bigbluebutton-html5/imports/api/meetings/server/modifiers/addMeeting.js b/bigbluebutton-html5/imports/api/meetings/server/modifiers/addMeeting.js
index d18c31243958ec2e3c5d5f4b991f3e1a5ce578c1..3fbba42c1bd47339b60c71d51652925eadf305a6 100644
--- a/bigbluebutton-html5/imports/api/meetings/server/modifiers/addMeeting.js
+++ b/bigbluebutton-html5/imports/api/meetings/server/modifiers/addMeeting.js
@@ -51,6 +51,7 @@ export default function addMeeting(meeting) {
       voiceConf: String,
       dialNumber: String,
       telVoice: String,
+      muteOnStart: Boolean,
     },
     screenshareProps: {
       red5ScreenshareIp: String,