diff --git a/docs/requirements.txt b/docs/requirements.txt
index d6d459d..e169d7b 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -8,7 +8,7 @@ Babel==2.8.0
 bagit==1.7.0
 base32-lib==1.0.1
 billiard==3.5.0.5
-bleach==3.1.4
+bleach==3.3.0
 blinker==1.4
 celery==4.2.2
 certifi==2019.11.28