diff --git a/requirements.txt b/requirements.txt
index 857a4a9..a290b06 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ astor==0.8.0
 attrs==19.3.0
 audioread==2.1.8
 backcall==0.1.0
-bleach==3.1.0
+bleach==3.3.0
 cachetools==3.1.1
 certifi==2019.9.11
 cffi==1.13.2