diff --git a/requirements.txt b/requirements.txt
index 62dfc13..1361689 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 argh==0.26.2
 backports.weakref==1.0rc1
-bleach==1.5.0
+bleach==3.3.0
 certifi==2017.11.5
 chardet==3.0.4
 click==6.7