diff --git a/requirements.txt b/requirements.txt
index 4f72146..4dbf0b3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ autobahn==20.6.2
 Automat==20.2.0
 backcall==0.1.0
 beautifulsoup4==4.9.3
-bleach==3.1.4
+bleach==3.3.0
 blinker==1.4
 cachetools==3.1.1
 certifi==2019.3.9