diff --git a/requirements.txt b/requirements.txt
index 09f49dd..c9cd345 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ appnope==0.1.0
 astroid==2.0.4
 backcall==0.1.0
 beautifulsoup4==4.6.0
-bleach==2.1.4
+bleach==3.3.0
 cachetools==2.1.0
 certifi==2018.4.16
 chardet==3.0.4