diff --git a/requirements.txt b/requirements.txt
index d56a228..ae32f6e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ Flask-Script==2.0.5
 Flask-Testing==0.4.2
 funcsigs==0.4
 httplib2==0.9.2
-itsdangerous==0.24
+itsdangerous==2.0.0
 Jinja2==2.8
 linecache2==1.0.0
 MarkupSafe==0.23