diff --git a/requirements.txt b/requirements.txt
index c2b77c1..5784b25 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ alembic==1.0.0
 appnope==0.1.0
 backcall==0.1.0
 bcolz==0.12.1
-bleach==2.1.4
+bleach==3.3.0
 Bottleneck==1.2.1
 certifi==2018.8.24
 chardet==3.0.4