diff --git a/requirements.txt b/requirements.txt
index b01ad15..ee9273b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ astor==0.7.1
 backcall==0.1.0
 backports.weakref==1.0rc1
 beautifulsoup4==4.6.3
-bleach==1.5.0
+bleach==3.1.4
 boto==2.49.0
 boto3==1.9.71
 botocore==1.12.71