diff --git a/requirements_py35.txt b/requirements_py35.txt
index bcbdbb2..51fd1f3 100644
--- a/requirements_py35.txt
+++ b/requirements_py35.txt
@@ -1,7 +1,7 @@
 absl-py==0.2.2
 astor==0.7.1
 backcall==0.1.0
-bleach==2.1.3
+bleach==3.1.1
 boto==2.49.0
 boto3==1.7.65
 botocore==1.10.65