diff --git a/requirements.txt b/requirements.txt
index b9a7f10..f3e0dd3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ backports-abc==0.5
 backports.shutil-get-terminal-size==1.0.0
 backports.ssl-match-hostname==3.5.0.1
 backports.weakref==1.0rc1
-bleach==1.5.0
+bleach==3.3.0
 certifi==2017.4.17
 chardet==3.0.4
 click==6.7