diff --git a/requirements.txt b/requirements.txt
index ec5136e..5b1a195 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ astor==0.8.0
 astunparse==1.6.3
 attrs==19.1.0
 backcall==0.1.0
-bleach==3.1.0
+bleach==3.3.0
 cachetools==4.1.0
 cffi==1.12.3
 chardet==3.0.4