diff --git a/requirements.txt b/requirements.txt
index 2b1f6eb..0202bc7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 absl-py==0.1.10
 backports.functools-lru-cache==1.5
 backports.weakref==1.0.post1
-bleach==1.5.0
+bleach==3.3.0
 certifi==2018.1.18
 chardet==3.0.4
 cycler==0.10.0