diff --git a/requirements.txt b/requirements.txt
index 3bea51f..50da51b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,4 +10,4 @@ nose==1.3.7
 nose-parameterized==0.6.0
 psycopg2==2.8.2
 SQLAlchemy==1.3.4
-Werkzeug==0.15.4
+Werkzeug==0.15.5