--- a/Allura/allura/templates/repo/diff.html
+++ b/Allura/allura/templates/repo/diff.html
@@ -8,12 +8,12 @@
 
   <head>
     <meta content="text/html; charset=UTF-8" http-equiv="content-type" py:replace="''"/>
-    <title>$c.project.name / $c.app.config.options.mount_label / Diff of $a.filename</title>
+    <title>$c.project.name / $c.app.config.options.mount_label / Diff of ${h.really_unicode(a.filename)}</title>
     <link rel="stylesheet" type="text/css" media="screen, projection" href="${g.forge_static('css/forge/hilite.css')}" />
   </head>
 
   <body>
-    <h1 class="title">Diff of $a.filename</h1>
+    <h1 class="title">Diff of ${h.really_unicode(a.filename)}</h1>
     <div class="content">
       <div class="row">
         <div class="column grid_12">
@@ -28,7 +28,7 @@
             You may, however, <a href="?format=raw">download this file</a> instead.
           </py:if>
           <div class="clip" py:if="a.has_html_view and b.has_html_view">
-            <h3><span class="ico-l"><b class="ui-icon ui-icon-document"></b> $a.filename</span></h3>
+            <h3><span class="ico-l"><b class="ui-icon ui-icon-document"></b> ${h.really_unicode(a.filename)}</span></h3>
             ${Markup(g.highlight(diff, lexer='diff'))}
           </div>
           <div py:if="a.has_image_view and b.has_image_view">