diff --git a/requirements.txt b/requirements.txt
index c3ca49c..dc6b206 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,6 +6,8 @@ Jinja2==2.7.3
 MarkupSafe==0.23
 peewee==2.6.0
 PyMySQL==0.6.6
+PyRSS2Gen==1.1
 requests==2.7.0
 six==1.9.0
 Werkzeug==0.10.4
+wheel==0.24.0