diff --git a/app/views/archives/_viewer.html.erb b/app/views/archives/_viewer.html.erb
index a4fa082..1cfa373 100644
--- a/app/views/archives/_viewer.html.erb
+++ b/app/views/archives/_viewer.html.erb
@@ -28,7 +28,7 @@ See https://github.com/adobe-type-tools/cmap-resources
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <title>PDF.js viewer</title>
 
-    <%= stylesheet_link_tag "archive/download_file.css" %>
+    <%= stylesheet_link_tag "archive/pdf/viewer.css" %>
 
     <!-- This snippet is used in production (included from viewer.html) -->
     <link rel="resource" type="application/l10n" href="/assets/archive/locale/locale.properties">