diff --git a/requirements.txt b/requirements.txt
index a7afffa..28049e9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ astroid==2.0.4
 atomicwrites==1.1.5
 attrs==18.1.0
 backcall==0.1.0
-bleach==1.5.0
+bleach==3.3.0
 cycler==0.10.0
 decorator==4.3.0
 docopt==0.6.2