diff --git a/requirements.txt b/requirements.txt
index b5ee15c..db43759 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ backports.weakref==1.0rc1
 BeautifulSoup==3.2.1
 beautifulsoup4==4.6.0
 bitarray==0.8.1
-bleach==1.5.0
+bleach==3.3.0
 bs4==0.0.1
 certifi==2017.4.17
 chardet==3.0.3