diff --git a/requirements.txt b/requirements.txt
index d213703..eb5df55 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ attrs==18.1.0
 Babel==2.6.0
 backcall==0.1.0
 basemap==1.1.0
-bleach==2.1.4
+bleach==3.1.1
 boto3==1.8.1
 botocore==1.11.2
 certifi==2019.3.9