diff --git a/services/real-time/app/coffee/WebApiManager.coffee b/services/real-time/app/coffee/WebApiManager.coffee
index 35977c0a0f..f0e7526764 100644
--- a/services/real-time/app/coffee/WebApiManager.coffee
+++ b/services/real-time/app/coffee/WebApiManager.coffee
@@ -9,7 +9,7 @@ module.exports = WebApiManager =
 		url = "#{settings.apis.web.url}/project/#{project_id}/join"
 		headers = {}
 		if user.anonymousAccessToken?
-			headers['x-sl-anonymous-access-token'] = user.anonToken
+			headers['x-sl-anonymous-access-token'] = user.anonymousAccessToken
 		request.post {
 			url: url
 			qs: {user_id}