diff --git a/grails-app/assets/javascripts/base-bs4.js b/grails-app/assets/javascripts/base-bs4.js
index 6c9ee3f51..547ad4d94 100644
--- a/grails-app/assets/javascripts/base-bs4.js
+++ b/grails-app/assets/javascripts/base-bs4.js
@@ -14,7 +14,7 @@ function setupTimeoutWarning(options) {
     var $loginButton = $(options.loginButtonSelector);
 
     // Set up a timer that will periodically poll the server to keep the session alive
-    var intervalSeconds = 5 //* 60;
+    var intervalSeconds = 5 * 60;
 
     function fireKeepAlive() {
         $.ajax(options.keepSessionAliveUrl).fail(function (xhr) {