diff --git a/requirements.txt b/requirements.txt
index 7524029..da99c8d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ appnope==0.1.0
 attrs==19.3.0
 audioread==2.1.8
 backcall==0.1.0
-bleach==3.1.4
+bleach==3.3.0
 cffi==1.13.2
 cycler==0.10.0
 decorator==4.4.1