diff --git a/requirements.txt b/requirements.txt
index da35a9c..e324476 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 attrs==19.3.0
 backcall==0.1.0
-bleach==3.1.0
+bleach==3.1.4
 bokeh==1.4.0
 cachey==0.1.1
 certifi==2019.11.28