diff --git a/h5p.classes.php b/h5p.classes.php
index 93534f2..b58ed11 100644
--- a/h5p.classes.php
+++ b/h5p.classes.php
@@ -1664,7 +1664,7 @@ class H5PCore {
     'js/h5p-utils.js',
   );
 
-  public static $defaultContentWhitelist = 'json png jpg jpeg gif bmp tif tiff svg eot ttf woff otf webm mp4 ogg mp3 txt pdf rtf doc docx xls xlsx ppt pptx odt ods odp xml csv diff patch swf md textile';
+  public static $defaultContentWhitelist = 'json png jpg jpeg gif bmp tif tiff svg eot ttf woff woff2 otf webm mp4 ogg mp3 txt pdf rtf doc docx xls xlsx ppt pptx odt ods odp xml csv diff patch swf md textile';
   public static $defaultLibraryWhitelistExtras = 'js css';
 
   public $librariesJsonData, $contentJsonData, $mainJsonData, $h5pF, $path, $development_mode, $h5pD, $disableFileCheck;
diff --git a/js/h5p.js b/js/h5p.js
index 06f5ccb..d3e8b2c 100644
--- a/js/h5p.js
+++ b/js/h5p.js
@@ -375,7 +375,8 @@ H5P.getHeadTags = function (contentId) {
     return tags;
   };
 
-  return createStyleTags(H5PIntegration.core.styles) +
+  return '<base target="_parent">' +
+         createStyleTags(H5PIntegration.core.styles) +
          createStyleTags(H5PIntegration.contents['cid-' + contentId].styles) +
          createScriptTags(H5PIntegration.core.scripts) +
          createScriptTags(H5PIntegration.contents['cid-' + contentId].scripts) +