diff --git a/docs/source/packages/webapp.md b/docs/source/packages/webapp.md
index a829dd21a1..b20d8a6edf 100644
--- a/docs/source/packages/webapp.md
+++ b/docs/source/packages/webapp.md
@@ -160,3 +160,4 @@ WebApp.addUpdatedNotifyHook(({arch, manifest, runtimeConfig}) => {
 
 {% apibox "WebApp.addUpdatedNotifyHook" %}
 {% apibox "addUpdatedNotifyHookCallback(options)" %}
+{% apibox "main" %}
\ No newline at end of file
diff --git a/packages/webapp/webapp_server.js b/packages/webapp/webapp_server.js
index 1c659da0ad..d2599526e2 100644
--- a/packages/webapp/webapp_server.js
+++ b/packages/webapp/webapp_server.js
@@ -1360,6 +1360,13 @@ function runWebAppServer() {
     },
   });
 
+    /**
+   * @name main
+   * @locus Server
+   * @summary Starts the HTTP server.
+   *  If `UNIX_SOCKET_PATH` is present Meteor's HTTP server will use that socket file for inter-process communication, instead of TCP.
+   * If you choose to not include webapp package in your application this method still must be defined for your Meteor application to work. 
+   */
   // Let the rest of the packages (and Meteor.startup hooks) insert connect
   // middlewares and update __meteor_runtime_config__, then keep going to set up
   // actually serving HTML.