diff --git a/requirements.txt b/requirements.txt
index a453b03..0de46a5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ smart-open==1.5.3
 Theano==0.9.0
 Werkzeug==0.15.3
 backports.weakref==1.0rc1
-bleach==3.1.4
+bleach==3.3.0
 bz2file==0.98
 chardet==3.0.4
 enum34==1.1.6