diff --git a/requirements.txt b/requirements.txt
index 876e1ff..bb670d7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,6 +9,6 @@ SQLAlchemy==0.9.4
 Werkzeug==0.9.4
 alembic==0.6.5
 gunicorn==18.0
-itsdangerous==0.24
+itsdangerous==1.1.0
 psycopg2==2.5.3
 wsgiref==0.1.2