diff --git a/src/js/controller/preview/PopupPreviewController.js b/src/js/controller/preview/PopupPreviewController.js
index 1ee91ab3..f2da9609 100644
--- a/src/js/controller/preview/PopupPreviewController.js
+++ b/src/js/controller/preview/PopupPreviewController.js
@@ -1,6 +1,8 @@
 (function () {
   var ns = $.namespace('pskl.controller.preview');
 
+  var POPUP_TITLE = 'Piskel - preview';
+
   ns.PopupPreviewController = function (piskelController) {
     this.piskelController = piskelController;
     this.popup = null;
@@ -25,6 +27,7 @@
   };
 
   ns.PopupPreviewController.prototype.onPopupLoaded = function () {
+    this.popup.document.title = POPUP_TITLE;
     pskl.utils.Event.addEventListener(this.popup, 'resize', this.onWindowResize_, this);
     pskl.utils.Event.addEventListener(this.popup, 'unload', this.onPopupClosed_, this);
     var container = this.popup.document.querySelector('.preview-container');
diff --git a/src/js/controller/preview/PreviewController.js b/src/js/controller/preview/PreviewController.js
index beff2ad8..88c4f00b 100644
--- a/src/js/controller/preview/PreviewController.js
+++ b/src/js/controller/preview/PreviewController.js
@@ -86,6 +86,7 @@
     var isTiled = pskl.UserSettings.get(pskl.UserSettings.TILED_PREVIEW);
     var zoom = isTiled ? 1 : this.calculateZoom_();
     this.renderer.setZoom(zoom);
+    this.setRenderFlag_(true);
   };
 
   ns.PreviewController.prototype.getZoom = function () {