diff --git a/devstack/files/requirements.txt b/devstack/files/requirements.txt
index c719b96..1005115 100644
--- a/devstack/files/requirements.txt
+++ b/devstack/files/requirements.txt
@@ -13,7 +13,7 @@ kafka              # required by analytics-api
 contrail-api-cli   # as it's convenient
 
 bitarray>=0.8.0
-bottle==0.12.8
+bottle==0.12.20
 ConfigParser
 consistent-hash
 gevent==1.1.2