diff --git a/requirements/common.txt b/requirements/common.txt
index ba7555a..cb2c351 100644
--- a/requirements/common.txt
+++ b/requirements/common.txt
@@ -16,7 +16,7 @@ SQLAlchemy==0.9.9
 WTForms==1.0.5
 Werkzeug==0.15.3
 alembic==0.6.2
-bleach==1.4.0
+bleach==3.1.1
 blinker==1.3
 html5lib==1.0b3
 itsdangerous==0.23