diff --git a/requirements.txt b/requirements.txt
index 6052394..f92e01e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ pytz==2019.2
 sqlparse==0.3.0
 gunicorn==19.6.0
 Markdown==2.6.6
-bleach==1.4.3
+bleach==3.3.0
 whitenoise==3.2
 django-cors-headers==3.1.1
 dry-rest-permissions==0.1.10