diff --git a/requirements.frozen.txt b/requirements.frozen.txt
index fdf5163..8a60453 100644
--- a/requirements.frozen.txt
+++ b/requirements.frozen.txt
@@ -3,7 +3,7 @@ asn1crypto==0.24.0
 atomicwrites==1.3.0
 attrs==19.1.0
 Babel==2.7.0
-bleach==3.1.2
+bleach==3.3.0
 bson==0.5.8
 certifi==2019.6.16
 cffi==1.12.3