diff --git a/requirements-registration.txt b/requirements-registration.txt
index 46e29b1..e0abf63 100644
--- a/requirements-registration.txt
+++ b/requirements-registration.txt
@@ -1,6 +1,6 @@
 Babel==2.4.0
 backports-abc==0.5
-bleach==2.0.0
+bleach==3.3.0
 certifi==2017.11.5
 chardet==3.0.4
 decorator==4.1.2