diff --git a/requirements.txt b/requirements.txt
index 161dd01..b8b003c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 attrs==19.3.0
 backcall==0.1.0
-bleach==3.1.0
+bleach==3.3.0
 blis==0.4.1
 boto3==1.10.14
 botocore==1.13.14