diff --git a/requirements.txt b/requirements.txt
index 15483870..7e1e264a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ altair==3.0.1
 appnope==0.1.0
 attrs==19.1.0
 backcall==0.1.0
-bleach==3.1.0
+bleach==3.1.4
 branca==0.3.1
 certifi==2019.3.9
 chardet==3.0.4