diff --git a/requirements.txt b/requirements.txt
index b8e3611..912f2cf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ attrs==17.4.0
 backports.tempfile==1.0
 backports.weakref==1.0.post1
 bcrypt==3.1.5
-bleach==1.5.0
+bleach==3.3.0
 boto==2.48.0
 boto3==1.5.35
 botocore==1.8.49