diff --git a/grails-app/conf/InitFilters.groovy b/grails-app/conf/InitFilters.groovy
index 1e872527..84d93358 100644
--- a/grails-app/conf/InitFilters.groovy
+++ b/grails-app/conf/InitFilters.groovy
@@ -20,7 +20,7 @@ class InitFilters {
     def configService
 
     def filters = {
-        all(controller: '(init|server)', invert: true) {
+        all(controller: '(init|server|firefox)', invert: true) {
             before = {
                 if (!configService.appConfigured) {
                     redirect(controller: 'init')
diff --git a/grails-app/conf/LoadingFilters.groovy b/grails-app/conf/LoadingFilters.groovy
index 43d64bc2..f49358fa 100644
--- a/grails-app/conf/LoadingFilters.groovy
+++ b/grails-app/conf/LoadingFilters.groovy
@@ -22,7 +22,7 @@ class LoadingFilters {
     def initService
 
     def filters = {
-        all(controller: '(cache|init|healthcheck|server)', invert: true) {
+        all(controller: '(cache|init|healthcheck|server|firefox)', invert: true) {
             before = {
                 if (!initService.cachesFilled() && !System.getProperty('skipCacheFill')) {
                     render(status: HttpServletResponse.SC_SERVICE_UNAVAILABLE, view: '/loading')