diff --git a/requirements.txt b/requirements.txt
index 1b9a4af..f678baa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ async-generator==1.10
 attrs==20.3.0
 AuthEncoding==4.2
 autopep8==1.5.4
-bleach==3.2.1
+bleach==3.3.0
 BTrees==4.7.2
 certifi==2020.11.8
 cffi==1.14.3