diff --git a/lib/server.js b/lib/server.js
index bf9745a..bf322bc 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -123,6 +123,7 @@ Server.prototype.getApplication = function(hostname) {
  * @param {Function} callback Function to run when the application is started.
  */
 Server.prototype.addApplication = function(hostname, dir, callback) {
+  var server = this;
   var modes = [];
   var mergingSettings = [];
   var applicationPaths = {
@@ -169,6 +170,9 @@ Server.prototype.addApplication = function(hostname, dir, callback) {
   // Load and merge all the settings.
   lodash.merge.apply(null, [settings].concat(mergingSettings));
 
+  // Allow for custom changes on settings.
+  server.emit('applicationSettings', hostname, settings);
+
   var application = this.applications[hostname] = new Application(this.mainApplication, hostname, settings);
 
   // Add a reference to the server to be used by the installer.