diff --git a/bigbluebutton-html5/client/main.html b/bigbluebutton-html5/client/main.html
index 09a8a2af0533d7c69ca501fa0239f3d642bf720e..11c972ede03726004a69a1fe205739ce0df574aa 100755
--- a/bigbluebutton-html5/client/main.html
+++ b/bigbluebutton-html5/client/main.html
@@ -83,6 +83,17 @@ with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
   <script src="compatibility/adapter.js?v=VERSION" language="javascript"></script>
   <script src="compatibility/sip.js?v=VERSION" language="javascript"></script>
   <script src="compatibility/kurento-utils.js?v=VERSION" language="javascript"></script>
+  <!-- fonts -->
+  <link rel="preload" href="fonts/BbbIcons/bbb-icons.woff?j1ntjp" as="font" crossorigin="anonymous"/>
+  <link rel="preload" href="fonts/SourceSansPro/SourceSansPro-Light.woff" as="font" crossorigin="anonymous"/>
+  <link rel="preload" href="fonts/SourceSansPro/SourceSansPro-Regular.woff" as="font" crossorigin="anonymous"/>
+  <link rel="preload" href="fonts/SourceSansPro/SourceSansPro-Semibold.woff" as="font" crossorigin="anonymous"/>
+  <link rel="preload" href="fonts/SourceSansPro/SourceSansPro-Bold.woff" as="font" crossorigin="anonymous"/>
+  <link rel="preload" href="fonts/SourceSansPro/SourceSansPro-LightItalic.woff" as="font" crossorigin="anonymous"/>
+  <link rel="preload" href="fonts/SourceSansPro/SourceSansPro-Italic.woff" as="font" crossorigin="anonymous"/>
+  <link rel="preload" href="fonts/SourceSansPro/SourceSansPro-SemiboldItalic.woff" as="font" crossorigin="anonymous"/>
+  <link rel="preload" href="fonts/SourceSansPro/SourceSansPro-BoldItalic.woff" as="font" crossorigin="anonymous"/>
+  <!-- fonts -->
 </head>
 <body style="background-color: #06172A">
   <div id="app" role="document"></div>