diff --git a/requirements.txt b/requirements.txt
index f085c19..e736821 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 backcall==0.1.0
-bleach==2.1.4
+bleach==3.3.0
 branca==0.3.0
 certifi==2018.8.24
 chardet==3.0.4