diff --git a/python/blog-redux/requirements.txt b/python/blog-redux/requirements.txt
index e4bd3b39..19bb68b5 100644
--- a/python/blog-redux/requirements.txt
+++ b/python/blog-redux/requirements.txt
@@ -28,7 +28,7 @@ flup==1.0.3.dev-20110405
 httplib2==0.8
 itsdangerous==0.23
 lpthw.web==1.1
-mistune==0.5
+mistune==2.0.3
 nose==1.3.0
 oauth2==1.5.211
 oauthlib==0.6.3