diff --git a/requirements.txt b/requirements.txt
index 6bdfe97..9766922 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 appnope==0.1.0
 backcall==0.1.0
-bleach==2.1.3
+bleach==3.3.0
 branca==0.3.0
 certifi==2018.4.16
 chardet==3.0.4