diff --git a/core/js/setup.js b/core/js/setup.js
index 9aded6591c..2656cac2f4 100644
--- a/core/js/setup.js
+++ b/core/js/setup.js
@@ -52,12 +52,10 @@ $(document).ready(function() {
 		// Save form parameters
 		var post = $(this).serializeArray();
 
-		// FIXME: This lines are breaking the installation
 		// Disable inputs
-		// $(':submit', this).attr('disabled','disabled').val('Finishing …');
-		// $('input', this).addClass('ui-state-disabled').attr('disabled','disabled');
-		// $('#selectDbType').button('disable');
-		// $('label.ui-button', this).addClass('ui-state-disabled').attr('aria-disabled', 'true').button('disable');
+		$(':submit', this).attr('disabled','disabled').val('Finishing …');
+		$('input', this).addClass('ui-state-disabled').attr('disabled','disabled');
+		$('#selectDbType').buttonset('disable');
 
 		// Create the form
 		var form = $('<form>');