diff --git a/requirements.txt b/requirements.txt
index 9ab7b31..c0b789f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ cffi==1.7.0
 click==6.6
 Flask==0.12.4
 Flask-SQLAlchemy==2.1
-itsdangerous==0.24
+itsdangerous==2.1.2
 Jinja2==2.10.1
 jsonpickle==0.9.3
 MarkupSafe==0.23