diff --git a/requirements.txt b/requirements.txt
index 509e0b2..66587bc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ absl-py==0.2.0
 appnope==0.1.0
 astor==0.6.2
 backcall==0.1.0
-bleach==1.5.0
+bleach==3.3.0
 certifi==2018.4.16
 chardet==3.0.4
 cycler==0.10.0