diff --git a/cps/web.py b/cps/web.py
index 5873bad8..70903812 100755
--- a/cps/web.py
+++ b/cps/web.py
@@ -203,6 +203,7 @@ class ReverseProxied(object):
 mimetypes.init()
 mimetypes.add_type('application/xhtml+xml', '.xhtml')
 mimetypes.add_type('application/epub+zip', '.epub')
+mimetypes.add_type('application/fb2+zip', '.fb2')
 mimetypes.add_type('application/x-mobipocket-ebook', '.mobi')
 mimetypes.add_type('application/x-mobipocket-ebook', '.prc')
 mimetypes.add_type('application/vnd.amazon.ebook', '.azw')